{"product_id":"neurotransmitter-saliva-hormone-test-i","title":"Advanced Neurotransmitter \u0026 Saliva Hormone Test I | 33 Markers","description":"\u003cp\u003e\u003cstrong\u003eTest ID:\u003c\/strong\u003e SU-840 Advanced Neurotransmitter \u0026amp; Saliva Hormone Test I | \u003cstrong\u003eSample Type:\u003c\/strong\u003e Saliva + Dried Urine | \u003cstrong\u003eTechnology:\u003c\/strong\u003e LC-MS | \u003cstrong\u003eLaboratory:\u003c\/strong\u003e ZRT Laboratory, CLIA-certified | \u003cstrong\u003eSpecialist Laboratory Interpretation:\u003c\/strong\u003e Included | \u003cstrong\u003eResults:\u003c\/strong\u003e 3–5 working days after the laboratory receives your samples | \u003cstrong\u003eSuitable For:\u003c\/strong\u003e Children and Adults | \u003cstrong\u003eCollect Sample At Home: No Clinic Visit Required\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eIf tiredness, mood changes, poor sleep, brain fog or reduced libido are affecting everyday life, this combined kit provides hormone and neurotransmitter-related measurements to explore with your practitioner. It can also add useful information when these concerns overlap with menstrual changes or menopausal symptoms.\u003c\/p\u003e\n\u003cp\u003eThe Advanced Neurotransmitter \u0026amp; Saliva Hormone Test I combines seven saliva hormone measurements with the Advanced 26-marker urinary neurotransmitter profile. The saliva panel measures Estradiol, Estriol, Estrone, progesterone, testosterone, DHEA-S and morning cortisol. The urinary panel measures selected neurotransmitters, amino acid precursors, metabolites and creatinine.\u003c\/p\u003e\n\u003cp\u003eYour report brings both sets of results together, with reference ranges, numerical and graphical values, and specialist laboratory interpretation to help you discuss appropriate next steps.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhat Does the Combined Neurotransmitter and Saliva Hormone Test Measure?\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe kit includes seven saliva hormone measurements and 26 urinary markers, giving 33 measurements in total.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSaliva Hormone Profile Includes:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eEstradiol (E2) Test\u003c\/td\u003e\n\u003ctd\u003eEstriol (E3) Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEstrone (E1) Test\u003c\/td\u003e\n\u003ctd\u003eProgesterone (Pg) Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTestosterone (T) Test\u003c\/td\u003e\n\u003ctd\u003eDHEA-S (DS) Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMorning Cortisol (C) Test\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eNeuro Advanced Profile Includes:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGamma-aminobutyric acid (GABA) Test\u003c\/td\u003e\n\u003ctd\u003eGlutamate (Glu) Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlycine (Gly) Test\u003c\/td\u003e\n\u003ctd\u003eDopamine (DA) Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEpinephrine \/ Adrenaline (Epi) Test\u003c\/td\u003e\n\u003ctd\u003eNorepinephrine \/ Noradrenaline (NE) Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHistamine (HIST) Test\u003c\/td\u003e\n\u003ctd\u003eSerotonin (5-HT) Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhenethylamine (PEA) Test\u003c\/td\u003e\n\u003ctd\u003eDOPAC Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHomovanillic Acid (HVA) Test\u003c\/td\u003e\n\u003ctd\u003e5-HIAA Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNormetanephrine (NMN) Test\u003c\/td\u003e\n\u003ctd\u003eVanillylmandelic Acid (VMA) Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTryptophan (Trp) Test\u003c\/td\u003e\n\u003ctd\u003eKynurenine (Kyn) Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKynurenic Acid (KynAc) Test\u003c\/td\u003e\n\u003ctd\u003e3-Hydroxykynurenine (3-OHKyn) Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXanthurenic Acid Test\u003c\/td\u003e\n\u003ctd\u003eTaurine Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlutamine Test\u003c\/td\u003e\n\u003ctd\u003eHistidine Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eN-Methylhistamine Test\u003c\/td\u003e\n\u003ctd\u003eTyrosine Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTyramine Test\u003c\/td\u003e\n\u003ctd\u003eCreatinine (Crtn) Test\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eCreatinine is included in the 26-marker profile to help account for urine concentration.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eNot Sure Which Test Is Right for You?\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eEmail \u003ca href=\"mailto:info@hormonelab.co.uk\"\u003einfo@hormonelab.co.uk\u003c\/a\u003e with your age, gender, symptoms, medications, supplements, current treatments and questions. We will forward your enquiry to our doctors and aim to respond within 24 hours with a test suggestion.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eCould This Test Help You Explore Your Symptoms?\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eHormones and nervous-system signalling are involved in mood, sleep, energy, concentration and sexual wellbeing. This combined profile provides two complementary sets of laboratory information, particularly useful for discussion when several concerns occur together.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003ePersistent Tiredness or Fluctuating Energy\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eDo you feel tired despite getting enough sleep, or find your energy rises and falls during everyday activities?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarkers assessed include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMorning Cortisol\u003c\/li\u003e\n\u003cli\u003eDHEA-S\u003c\/li\u003e\n\u003cli\u003eTestosterone\u003c\/li\u003e\n\u003cli\u003eDopamine\u003c\/li\u003e\n\u003cli\u003eNorepinephrine\u003c\/li\u003e\n\u003cli\u003eEpinephrine\u003c\/li\u003e\n\u003cli\u003ePhenethylamine (PEA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow this test may help:\u003c\/strong\u003e Morning saliva cortisol, DHEA-S and testosterone provide hormone measurements to review alongside tiredness or reduced stamina. The urinary profile adds information when energy concerns overlap with low motivation, poor concentration or stress.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eLow Mood, Irritability or Frequent Mood Changes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eMood changes can affect relationships, motivation and everyday wellbeing, and may overlap with menstrual or menopausal concerns.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarkers assessed include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEstradiol (E2)\u003c\/li\u003e\n\u003cli\u003eEstriol (E3)\u003c\/li\u003e\n\u003cli\u003eEstrone (E1)\u003c\/li\u003e\n\u003cli\u003eProgesterone\u003c\/li\u003e\n\u003cli\u003eSerotonin\u003c\/li\u003e\n\u003cli\u003eDopamine\u003c\/li\u003e\n\u003cli\u003eGABA\u003c\/li\u003e\n\u003cli\u003eTryptophan\u003c\/li\u003e\n\u003cli\u003eKynurenine Pathway Markers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow this test may help:\u003c\/strong\u003e The saliva results provide hormone measurements, while the urine results add selected neurotransmitters, precursors and metabolites. Reviewing both sets together offers broader laboratory information when emotional changes occur alongside sleep, energy or reproductive-health concerns.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eFeeling Anxious, Tense, Overwhelmed or Unable to Switch Off\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFeeling constantly alert, tense or unable to relax can affect sleep, work and daily life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarkers assessed include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCortisol\u003c\/li\u003e\n\u003cli\u003eGABA\u003c\/li\u003e\n\u003cli\u003eGlutamate\u003c\/li\u003e\n\u003cli\u003eGlycine\u003c\/li\u003e\n\u003cli\u003eSerotonin\u003c\/li\u003e\n\u003cli\u003eNorepinephrine\u003c\/li\u003e\n\u003cli\u003eEpinephrine\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow this test may help:\u003c\/strong\u003e The panel combines morning saliva cortisol with urinary neurotransmitter-related measurements. These findings add laboratory information to a review of tension and difficulty unwinding, alongside your routine, symptoms and current treatments.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003ePoor Concentration, Forgetfulness or Brain Fog\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eDifficulty focusing, reduced mental clarity and forgetfulness can affect everyday performance and quality of life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarkers assessed include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDopamine\u003c\/li\u003e\n\u003cli\u003eNorepinephrine\u003c\/li\u003e\n\u003cli\u003eSerotonin\u003c\/li\u003e\n\u003cli\u003eGlutamate\u003c\/li\u003e\n\u003cli\u003eTyrosine\u003c\/li\u003e\n\u003cli\u003eTryptophan\u003c\/li\u003e\n\u003cli\u003eKynurenine Pathway Markers\u003c\/li\u003e\n\u003cli\u003eEstradiol\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow this test may help:\u003c\/strong\u003e Urinary compounds, precursors and metabolites provide additional information for a discussion about concentration concerns. The saliva profile adds hormone results when brain fog occurs alongside menstrual changes, menopausal symptoms or changes in energy.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eDifficulty Falling Asleep, Staying Asleep or Waking Refreshed\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eTrouble switching off, frequent waking or unrefreshing sleep can affect both daytime energy and mood.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarkers assessed include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCortisol\u003c\/li\u003e\n\u003cli\u003eSerotonin\u003c\/li\u003e\n\u003cli\u003eGABA\u003c\/li\u003e\n\u003cli\u003eGlycine\u003c\/li\u003e\n\u003cli\u003eGlutamate\u003c\/li\u003e\n\u003cli\u003eHistamine\u003c\/li\u003e\n\u003cli\u003eTaurine\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow this test may help:\u003c\/strong\u003e Morning cortisol and urinary neurotransmitter-related results add information to review alongside your sleep pattern and routine. The broader hormone panel is useful for discussion when sleep changes occur with night sweats, menstrual changes or reduced wellbeing.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eReduced Motivation or Enjoyment\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eLoss of drive, enthusiasm or enjoyment can affect work, relationships and overall wellbeing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarkers assessed include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDopamine\u003c\/li\u003e\n\u003cli\u003eDOPAC\u003c\/li\u003e\n\u003cli\u003eHVA\u003c\/li\u003e\n\u003cli\u003ePhenethylamine (PEA)\u003c\/li\u003e\n\u003cli\u003eTyrosine\u003c\/li\u003e\n\u003cli\u003eTestosterone\u003c\/li\u003e\n\u003cli\u003eDHEA-S\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow this test may help:\u003c\/strong\u003e Dopamine is measured alongside its urinary metabolites and the precursor tyrosine. Testosterone and DHEA-S add hormone information to discuss when low motivation overlaps with tiredness or changes in sexual wellbeing.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eLow Libido or Changes in Sexual Wellbeing\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eReduced sexual desire can occur alongside changes in mood, energy, relationships or stress.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarkers assessed include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTestosterone\u003c\/li\u003e\n\u003cli\u003eDHEA-S\u003c\/li\u003e\n\u003cli\u003eEstradiol\u003c\/li\u003e\n\u003cli\u003eProgesterone\u003c\/li\u003e\n\u003cli\u003eDopamine\u003c\/li\u003e\n\u003cli\u003eSerotonin\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow this test may help:\u003c\/strong\u003e The saliva profile provides selected hormone measurements to review alongside reduced libido and any hormone treatments. The urinary profile adds information when sexual wellbeing concerns overlap with changes in mood, motivation or sleep.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eMenstrual Changes, PMS or Premenstrual Mood Symptoms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eCycle-related irritability, emotional sensitivity and changes in wellbeing can make some days feel harder than others.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarkers assessed include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEstradiol\u003c\/li\u003e\n\u003cli\u003eEstriol\u003c\/li\u003e\n\u003cli\u003eEstrone\u003c\/li\u003e\n\u003cli\u003eProgesterone\u003c\/li\u003e\n\u003cli\u003eSerotonin\u003c\/li\u003e\n\u003cli\u003eDopamine\u003c\/li\u003e\n\u003cli\u003eGABA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow this test may help:\u003c\/strong\u003e The saliva results provide estrogen and progesterone measurements to review alongside your symptoms and cycle stage. The urinary profile adds information when menstrual concerns occur with changes in mood, sleep or concentration. Follow the cycle-timing guidance so your practitioner can review the results in the appropriate context.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eHot Flushes, Night Sweats or Vaginal Dryness\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThese concerns can occur during perimenopause and menopause, sometimes alongside changes in sleep and emotional wellbeing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarkers assessed include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEstradiol\u003c\/li\u003e\n\u003cli\u003eEstriol\u003c\/li\u003e\n\u003cli\u003eEstrone\u003c\/li\u003e\n\u003cli\u003eProgesterone\u003c\/li\u003e\n\u003cli\u003eDHEA-S\u003c\/li\u003e\n\u003cli\u003eSelected urinary neurotransmitters and related compounds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow this test may help:\u003c\/strong\u003e The saliva results provide measurements of Estradiol, Estriol, Estrone and progesterone to review alongside your symptoms, cycle stage and any hormone treatment. The urinary profile adds information when these concerns occur with changes in mood, sleep or concentration.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eChanges in Weight or Body Composition\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eChanges in weight or body composition may occur alongside tiredness, reduced activity or changes in wellbeing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarkers assessed include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCortisol\u003c\/li\u003e\n\u003cli\u003eEstradiol\u003c\/li\u003e\n\u003cli\u003eProgesterone\u003c\/li\u003e\n\u003cli\u003eTestosterone\u003c\/li\u003e\n\u003cli\u003eDHEA-S\u003c\/li\u003e\n\u003cli\u003eDopamine\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow this test may help:\u003c\/strong\u003e Selected hormone and urinary neurotransmitter-related measurements add information to a broader review when body-composition concerns overlap with changes in energy, mood or motivation. Your practitioner can discuss these findings alongside diet, activity and health history.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eReduced Strength, Stamina or Muscle Mass\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eReduced stamina, slower recovery or changes in strength can affect exercise and everyday activities.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarkers assessed include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTestosterone\u003c\/li\u003e\n\u003cli\u003eDHEA-S\u003c\/li\u003e\n\u003cli\u003eCortisol\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow this test may help:\u003c\/strong\u003e These saliva hormone measurements provide information to discuss alongside changes in physical wellbeing, activity levels and recovery. The combined report is particularly useful for discussion when these concerns occur with tiredness or reduced motivation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eDifficulty Coping With Everyday Stress\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSome people feel mentally and physically exhausted by everyday stressors, while others feel constantly “wired” and find it difficult to unwind.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMarkers assessed include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCortisol\u003c\/li\u003e\n\u003cli\u003eDHEA-S\u003c\/li\u003e\n\u003cli\u003eEpinephrine\u003c\/li\u003e\n\u003cli\u003eNorepinephrine\u003c\/li\u003e\n\u003cli\u003eGABA\u003c\/li\u003e\n\u003cli\u003eSerotonin\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow this test may help:\u003c\/strong\u003e Morning saliva cortisol and DHEA-S are reviewed alongside urinary neurotransmitter-related measurements. Bringing these findings together can make your consultation more focused when stress concerns overlap with disturbed sleep, tiredness or emotional changes.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eWhy Test Hormones and Neurotransmitters Together?\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eHormonal and nervous-system signalling interact and are involved in mood, sleep, energy and sexual wellbeing. The saliva profile provides selected reproductive and adrenal hormone measurements. The urinary profile provides a separate set of neurotransmitter-related measurements.\u003c\/p\u003e\n\u003cp\u003eCombining both panels gives your practitioner broader laboratory information within one report, rather than considering either set of results in isolation.\u003c\/p\u003e\n\u003cp\u003eThe urinary panel measures parent neurotransmitters alongside related metabolites, including dopamine with DOPAC and HVA, serotonin with 5-HIAA, and histamine with N-methylhistamine. Reviewing related compounds together provides a broader biochemical picture than considering individual markers alone.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eWhat Are Neurotransmitters and the Hormones Included in This Panel?\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eNeurotransmitters are chemical messengers that help nerve cells communicate. This urinary profile measures selected neurotransmitters and related compounds excreted by the body.\u003c\/p\u003e\n\u003cp\u003eThe saliva profile includes three estrogens, progesterone, testosterone, DHEA-S and morning cortisol. Your practitioner can review these measurements alongside your age, sex, cycle stage where applicable and current hormone treatments.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eChoosing Between Related Panels\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eSU-840 combines the Advanced urinary profile with seven saliva hormones, including one morning cortisol measurement. The \u003ca href=\"https:\/\/hormonelab.co.uk\/products\/neurotransmitter-saliva-hormone-test-ii\"\u003e36-marker Saliva Hormone Test II\u003c\/a\u003e extends saliva cortisol testing to four collection times.\u003c\/p\u003e\n\u003cp\u003eThe \u003ca href=\"https:\/\/hormonelab.co.uk\/products\/advanced-neurotransmitter-hormone-test-i\"\u003e49-marker SU-841 kit\u003c\/a\u003e combines seven saliva hormones with timed urinary cortisol, cortisone and melatonin-metabolite measurements. The \u003ca href=\"https:\/\/hormonelab.co.uk\/products\/elite-neurotransmitter-saliva-hormone-test\"\u003e57-marker Elite kit\u003c\/a\u003e further extends that urinary combination with additional norepinephrine and epinephrine measurements.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eSaliva and Dried Urine Collection Instructions\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eCollect your samples at home using the materials provided in your SU-840 kit. This panel requires one morning saliva sample and four dried urine samples. Saliva and urine samples can be collected on separate days.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eBefore You Begin\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eRead the full instructions supplied with your kit. Record all current medications, supplements and hormone treatments on your Test Requisition Form.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree days before collection:\u003c\/strong\u003e Avoid anti-ageing or anti-wrinkle facial creams and biotin (vitamin B7), including hair and nail supplements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe day before and the day of testing:\u003c\/strong\u003e ZRT recommends avoiding bananas, pineapple, nuts, nut butters, alcohol, nicotine, protein powders and protein shakes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBefore saliva collection:\u003c\/strong\u003e Do not eat, drink anything other than water, or brush your teeth before the morning sample.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eChoosing Your Collection Day\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eMen, children and women who do not menstruate:\u003c\/strong\u003e Collect on any day of the month. If you use hormone treatments, also follow the guidance below.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWomen with regular periods:\u003c\/strong\u003e For saliva hormone testing, choose your collection day according to your usual cycle length. Day 1 is the first day of menstrual flow, rather than spotting.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eUsual Cycle Length\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSaliva Collection Day\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e23–26 days\u003c\/td\u003e\n\u003ctd\u003eDay 17, 18 or 19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e27–30 days\u003c\/td\u003e\n\u003ctd\u003eDay 21, 22 or 23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e31–34 days\u003c\/td\u003e\n\u003ctd\u003eDay 25, 26 or 27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShorter or longer cycles\u003c\/td\u003e\n\u003ctd\u003e5–7 days before your next expected period\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWomen with irregular or infrequent periods:\u003c\/strong\u003e Collect on any non-bleeding day.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFor dried urine collection:\u003c\/strong\u003e Avoid menstruation or any time blood could enter your urine sample. Urine collection does not require a specific menstrual-cycle day.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSaliva Collection Timing\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFor SU-840, collect one morning saliva sample. Begin collection within 30 minutes of waking, using the large 10 ml tube supplied with your kit.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow to Collect Saliva\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWash your hands with soap and water and dry them with a clean towel.\u003c\/li\u003e\n\u003cli\u003eRinse your mouth with water, then wait five minutes.\u003c\/li\u003e\n\u003cli\u003eAllow saliva to pool in your mouth and transfer it into the tube. Fill the tube at least halfway, excluding bubbles. Collection usually takes 15–30 minutes.\u003c\/li\u003e\n\u003cli\u003eScrew the cap on securely.\u003c\/li\u003e\n\u003cli\u003eWrite your name, collection date and time on the tube label, then return the tube to its bag.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you make a collection mistake, rinse the tube with hot water without soap, shake out the remaining water and allow it to air-dry before restarting at the appropriate time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFreeze saliva samples if they will not be shipped within 24 hours.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDried Urine Collection Timing\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eCollect four urine samples:\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSample\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eCollection Time\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eYour first urination immediately upon waking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003eYour second urination, approximately two hours after the first collection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eJust before dinner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eJust before bedtime\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eBefore the first urine collection, do not eat, drink anything other than water, or take vitamins or supplements. Follow your healthcare provider’s advice about medication timing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLimit fluid intake to no more than approximately 240 ml (8 oz) during the hour before each urine collection\u003c\/strong\u003e to avoid diluting your sample.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow to Collect Dried Urine\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRemove a collection card from its bag and write your name, collection date and time on it.\u003c\/li\u003e\n\u003cli\u003eOpen the cover and fold it away from the filter paper. Avoid touching the filter paper.\u003c\/li\u003e\n\u003cli\u003eFully saturate the paper by urinating directly onto it, or collect urine in a clean cup and dip the paper up to the top black dashed line.\u003c\/li\u003e\n\u003cli\u003eHang or tape the card somewhere secure, ensuring the wet paper does not touch anything.\u003c\/li\u003e\n\u003cli\u003eAllow it to dry completely for at least six hours. Once dry, refold the card, place it in its bag and seal it. Do not leave samples outside the bag for longer than 24 hours.\u003c\/li\u003e\n\u003cli\u003eRepeat for each collection time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMissed a urine collection?\u003c\/strong\u003e Collect that sample at the same time the following day. Record the actual date and time on the card and Test Requisition Form.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIf You Use Hormone Treatments\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eRecord all hormone treatments on your form. \u003cstrong\u003eDo not stop prescribed treatment without your healthcare provider’s advice.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTopical or oral hormones:\u003c\/strong\u003e Follow the kit’s timing instructions. The previous evening’s dose should generally be at least 12 hours before morning collection; oral progesterone may be taken at bedtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevent contamination:\u003c\/strong\u003e Use gloves or an applicator for topical hormones for at least two days before collection. Avoid applying hormones to your face, lips or neck. Change sheets, pillowcases and towels the night before collection and avoid surfaces that may contain hormone residue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatches, vaginal rings, pellets or injections:\u003c\/strong\u003e Follow the laboratory’s guidance to collect halfway between doses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTroches or sublingual hormones:\u003c\/strong\u003e The laboratory does not recommend saliva testing with these therapies. Discuss blood spot testing with your healthcare provider.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-Keto DHEA:\u003c\/strong\u003e The laboratory advises avoiding it for three days before collection. This does not apply to regular DHEA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteroid medicines:\u003c\/strong\u003e Ask your healthcare provider about appropriate collection timing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn the urine collection day:\u003c\/strong\u003e Take your morning hormone dose after the first urine sample and wash your hands thoroughly. Collect the bedtime sample before nighttime hormones. The laboratory advises avoiding vaginal hormone use until after the final urine sample; discuss any timing adjustment with your healthcare provider.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eReturning Your Samples\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eComplete the Test Requisition Form in full. Place all labelled samples, the completed form and any additional paperwork into the test kit box. Ensure urine cards are completely dry and sealed, then return the kit according to the supplied return instructions.\u003c\/p\u003e\n\u003cp\u003eA return envelope is provided with your kit. It is not prepaid; customers are responsible for return postage to the laboratory.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Urine samples that are wet, unsealed, excessively diluted or more than 30 days old will not be processed, replaced or refunded.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1885\/4859\/files\/Saliva_Dried_Urine_Collection_Instructions_8a088c70-5e49-4dc3-97bc-59aeb48bbc03.pdf?v=1786970946\"\u003eRead the full laboratory collection instructions\u003c\/a\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eAdvanced LC-MS Technology\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe kit uses LC-MS laboratory analysis for its combined profile. Specialist laboratory interpretation accompanies the results to help explain the findings.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eConvenient At-Home Collection\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eCollect one morning saliva sample and four timed dried urine samples using the supplied materials. No blood draw or clinic visit is required. Follow the preparation, collection and storage instructions carefully.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eHow the Test Works\u003c\/strong\u003e\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eOrder your kit and receive the collection materials.\u003c\/li\u003e\n\u003cli\u003eChoose your collection day according to the supplied hormone-testing guidance.\u003c\/li\u003e\n\u003cli\u003eCollect one morning saliva sample and four timed dried urine samples.\u003c\/li\u003e\n\u003cli\u003ePrepare, package and return the samples according to the kit instructions.\u003c\/li\u003e\n\u003cli\u003eReceive your results by email, normally within 3–5 working days after the laboratory receives your samples.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eWhat You Receive With Your Results\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eYour report includes all 33 measurements, numerical and graphical results, laboratory reference ranges, saliva hormone results and urinary neurotransmitter-related results with specialist commentary.\u003c\/p\u003e\n\u003cp\u003eShare the combined report with your practitioner alongside your symptoms, cycle stage where applicable and treatment history. Use the interpretation to prepare questions and discuss appropriate next steps.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eKit Fees, Postage and Validity\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eLaboratory analysis and specialist interpretation are included. A return envelope is provided with your kit. It is not prepaid; customers are responsible for return postage to the laboratory. Use the kit within 12 months of purchase.\u003c\/p\u003e\n\u003cp\u003eRecord all medicines, supplements and hormone treatments on the requisition form.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eAbout ZRT Laboratory\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eAll testing is performed by \u003cstrong\u003eZRT Laboratory\u003c\/strong\u003e, a globally recognised, \u003cstrong\u003eCLIA-certified\u003c\/strong\u003e diagnostic laboratory founded in 1998 by \u003cstrong\u003eDr. David Zava, PhD\u003c\/strong\u003e. ZRT has performed \u003cstrong\u003eover 11 million tests\u003c\/strong\u003e and is trusted by healthcare professionals in \u003cstrong\u003e96+ countries\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePioneers of at-home dried urine neurotransmitter and hormone testing\u003c\/li\u003e\n\u003cli\u003eAdvanced \u003cstrong\u003eLC-MS\/MS\u003c\/strong\u003e technology for clinical-grade accuracy\u003c\/li\u003e\n\u003cli\u003eQualified for the \u003cstrong\u003eCDC Hormone Standardisation (HoSt) Program\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRigorous internal and external quality assurance programmes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cem\u003eHormone Lab UK (Testfield UK Ltd) is the official UK test provider for ZRT Laboratory. All samples are analysed by ZRT Laboratory, a CLIA-certified laboratory with over 25 years of experience in hormone, neurotransmitter, and wellness testing.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eHow can this combined test help me explore my symptoms?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIt brings saliva hormone and urinary neurotransmitter-related measurements together in one report. This provides broader laboratory information for discussion when mood, sleep, energy, concentration or sexual wellbeing concerns overlap.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhich saliva hormones are included?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEstradiol, Estriol, Estrone, progesterone, testosterone, DHEA-S and morning cortisol.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat does the urinary profile add?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIt measures selected neurotransmitters alongside related metabolites and amino acid precursors. These findings complement the saliva hormone results when preparing a focused consultation about your symptoms.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow can the results support a discussion about menopausal symptoms?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe estrogen and progesterone measurements provide information to review alongside symptoms, cycle stage and hormone treatment. The urinary profile adds information when these concerns occur with changes in sleep, mood or concentration.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCan the report be useful for PMS or premenstrual mood concerns?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIt provides reproductive hormone measurements alongside urinary neurotransmitter-related findings. Review these with your practitioner and a symptom diary, following the cycle-timing instructions for saliva collection.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow can the results support a discussion about low libido?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSelected hormone results, including testosterone, DHEA-S, Estradiol and progesterone, provide information to review alongside sexual wellbeing concerns. The urinary findings add context when these concerns overlap with mood, motivation or energy changes.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow can the report help with tiredness or brain fog?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eMorning cortisol, DHEA-S and the wider hormone profile provide one set of measurements, while urinary neurotransmitters and related compounds provide another. Your practitioner can review both with your sleep, routine and symptom history to discuss next steps.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow many samples do I collect?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eOne morning saliva sample and four timed dried urine samples. Follow the SU-840 instructions supplied with your kit.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhich kit offers more detailed daily saliva cortisol measurements?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003ca href=\"https:\/\/hormonelab.co.uk\/products\/neurotransmitter-saliva-hormone-test-ii\"\u003e36-marker Saliva Hormone Test II\u003c\/a\u003e includes cortisol measured at four saliva collection times alongside the same other saliva hormones and Advanced urinary neurotransmitter profile. SU-840 includes one morning saliva cortisol measurement.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhich panels add daily urinary hormone and melatonin-metabolite measurements?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003ca href=\"https:\/\/hormonelab.co.uk\/products\/advanced-neurotransmitter-hormone-test-i\"\u003e49-marker SU-841 kit\u003c\/a\u003e adds timed urinary cortisol, cortisone and MT6s to the saliva hormones and Advanced urinary profile. The \u003ca href=\"https:\/\/hormonelab.co.uk\/products\/elite-neurotransmitter-saliva-hormone-test\"\u003e57-marker Elite kit\u003c\/a\u003e further adds timed norepinephrine and epinephrine measurements.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhen should I collect if I have regular periods?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eChoose the saliva collection day according to your usual cycle length using the table above. Day 1 is the first day of menstrual flow. Collect urine on a non-bleeding day.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCan saliva and urine be collected on separate days?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eYes. Record the date and time of every sample and follow the preparation and storage guidance for each sample type.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat if I use HRT, testosterone or another hormone treatment?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eRecord all treatments and follow the laboratory’s timing and contamination instructions. Ask your prescriber about any timing adjustment; do not change prescribed treatment without their advice.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow should I store my samples?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFreeze saliva if it will not be shipped within 24 hours. Allow urine cards to dry completely for at least six hours before sealing them. Follow the full laboratory instructions.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs this test suitable for children and adults?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe saliva and dried urine collection methods are non-invasive and suitable for children and adults. \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDo I need to visit a clinic?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNo. Collect Sample At Home: No Clinic Visit Required. Use the supplied saliva tube and dried urine collection cards.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat do I receive with my results?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eA combined report covering all 33 measurements, with numerical and graphical results, reference ranges and specialist laboratory interpretation.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow can I use my report?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eShare it with your practitioner alongside your symptoms, collection dates, medicines, supplements and hormone treatments. Use the interpretation to prepare questions about the findings and discuss appropriate further assessment or nutrition, lifestyle and wellbeing steps.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhen will I receive my results?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eResults are normally emailed within 3–5 working days after the laboratory receives your samples.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eAre laboratory fees included?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eYes. Laboratory analysis and specialist interpretation are included.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs the return envelope prepaid?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNo. A return envelope is supplied, but customers pay return postage to the laboratory.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow long is the kit valid for?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUse the kit within 12 months of purchase.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eRelated Neurotransmitter and Hormone Test Panels\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/hormonelab.co.uk\/products\/neurotransmitter-saliva-hormone-test-ii\"\u003eNeurotransmitter \u0026amp; Saliva Hormone Test II | 36 Markers\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/hormonelab.co.uk\/products\/advanced-neurotransmitter-hormone-test-i\"\u003eAdvanced Neurotransmitter \u0026amp; Hormone Test I | 49 Markers\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/hormonelab.co.uk\/products\/elite-neurotransmitter-saliva-hormone-test\"\u003eElite Neurotransmitters \u0026amp; Saliva Hormone Test | 57 Markers\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/hormonelab.co.uk\/products\/advanced-neurotransmitter-cortisol-test\"\u003eAdvanced Neurotransmitter and Cortisol Test | 30 Markers\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZRT Lab","offers":[{"title":"Default Title","offer_id":57860941218173,"sku":"SU-840","price":449.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1885\/4859\/files\/Neurotransmitters_Test.webp?v=1785073865","url":"https:\/\/hormonelab.co.uk\/de\/products\/neurotransmitter-saliva-hormone-test-i","provider":"Hormone Lab UK","version":"1.0","type":"link"}