{"product_id":"male-thyroid-test-kit","title":"Male Thyroid Test Kit | TSH, Free T3, T4 \u0026 TPOab","description":"\u003cp\u003e\u003cstrong\u003eTest ID:\u003c\/strong\u003e B-220 Male Thyroid Test Kit | \u003cstrong\u003eSample Type:\u003c\/strong\u003e Dried Blood Spot | \u003cstrong\u003eTest Method:\u003c\/strong\u003e LC-MS\/MS | \u003cstrong\u003eResults:\u003c\/strong\u003e 3–5 Working Days | \u003cstrong\u003eLaboratory:\u003c\/strong\u003e ZRT Laboratory – CLIA Certified | \u003cstrong\u003eReport:\u003c\/strong\u003e Specialist Doctor Comment Included | \u003cstrong\u003eSuitable For:\u003c\/strong\u003e Men | \u003cstrong\u003eCollect Sample At Home:\u003c\/strong\u003e No Clinic Visit Required\u003c\/p\u003e\n\u003ch2\u003eWhy a Full Thyroid Panel Matters for Men\u003c\/h2\u003e\n\u003cp\u003eA standard GP thyroid test typically only measures TSH — which can miss significant thyroid dysfunction. In men, thyroid imbalance can closely mimic symptoms of low testosterone, making it frequently overlooked or misattributed. This comprehensive panel measures \u003cstrong\u003esix thyroid markers\u003c\/strong\u003e, giving a complete picture of thyroid hormone production, conversion, autoimmune activity, and iodine-related health:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTSH (Thyroid Stimulating Hormone)\u003c\/strong\u003e — the primary screening marker; high TSH suggests hypothyroidism, low TSH suggests hyperthyroidism\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree T4 (fT4)\u003c\/strong\u003e — the main hormone produced by the thyroid; assesses production capacity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree T3 (fT3)\u003c\/strong\u003e — the active thyroid hormone that drives energy, metabolism, and cellular function; some men have normal T4 but poor T4-to-T3 conversion, causing persistent symptoms despite apparently normal results\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal T4 (TT4)\u003c\/strong\u003e — measures both bound and free thyroxine; provides a broader view of thyroid output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTPO Antibodies (TPOab)\u003c\/strong\u003e — elevated levels indicate autoimmune thyroid disease such as Hashimoto’s thyroiditis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThyroglobulin (Tgbn)\u003c\/strong\u003e — linked to iodine storage and thyroid hormone production; elevated levels may suggest iodine deficiency or thyroid dysfunction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThyroid Test Reference Ranges\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"rte__table-wrapper\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eTest\u003c\/th\u003e\n\u003cth align=\"right\"\u003eUnit\u003c\/th\u003e\n\u003cth align=\"right\"\u003eWomen\u003c\/th\u003e\n\u003cth align=\"right\"\u003eMen\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFree Thyroxine (fT4)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003eng\/dL\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e0.8–1.6\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e0.8–1.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFree Triiodothyronine (fT3)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003epg\/mL\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e1.9–4.4\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e1.9–4.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThyroglobulin (Tgbn)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003eng\/mL\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e5–51\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e4–34\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThyroid Peroxidase Antibodies (TPOab)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003eIU\/mL\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e0–150\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e0–150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTPOab—Borderline\u003c\/td\u003e\n\u003ctd align=\"right\"\u003eIU\/mL\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e70–150\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e70–150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThyroid-Stimulating Hormone (TSH)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003eμU\/mL\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e0.5–3.0\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e0.5–3.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Thyroxine (T4)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003eμg\/dL\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e5–10.6\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e5–10.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eCould Your Thyroid Be Affecting Your Energy, Weight, or Performance?\u003c\/h2\u003e\n\u003cp\u003eThyroid dysfunction in men is widely underdiagnosed — not because it is rare, but because symptoms are often attributed to overwork, low testosterone, or simply ageing. The thyroid regulates your metabolism, body composition, cardiovascular health, and sexual function. If you recognise any of the following, a comprehensive thyroid test could reveal what is actually going on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePersistent fatigue or low energy that rest does not resolve\u003c\/li\u003e\n\u003cli\u003eUnexplained weight gain, difficulty losing body fat, or slowed metabolism\u003c\/li\u003e\n\u003cli\u003eReduced exercise tolerance or muscle weakness\u003c\/li\u003e\n\u003cli\u003eBrain fog, poor focus, or slowed thinking\u003c\/li\u003e\n\u003cli\u003eLow mood, depression, or reduced motivation\u003c\/li\u003e\n\u003cli\u003eHair thinning or loss, including body hair\u003c\/li\u003e\n\u003cli\u003eFeeling cold all the time, or conversely, intolerance to heat\u003c\/li\u003e\n\u003cli\u003eConstipation or digestive sluggishness\u003c\/li\u003e\n\u003cli\u003eReduced libido or sexual performance issues\u003c\/li\u003e\n\u003cli\u003eElevated cholesterol or high blood pressure\u003c\/li\u003e\n\u003cli\u003eAlready on thyroid medication and wanting to monitor treatment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte__table-wrapper\"\u003e \u003c\/div\u003e\n\u003ch2\u003eWhat Conditions Can This Test Help Identify?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHypothyroidism\u003c\/strong\u003e — underactive thyroid; commonly confused with low testosterone or burnout in men\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHyperthyroidism\u003c\/strong\u003e — overactive thyroid, including Graves’ disease\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHashimoto’s thyroiditis\u003c\/strong\u003e — autoimmune thyroid disease; often missed without TPO antibody testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubclinical thyroid dysfunction\u003c\/strong\u003e — abnormal TSH with normal T4\/T3; can cause significant symptoms while going undetected on standard tests\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT4-to-T3 conversion issues\u003c\/strong\u003e — normal T4 but insufficient active T3; a common cause of persistent fatigue and low performance in men\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIodine-related thyroid dysfunction\u003c\/strong\u003e — assessed via thyroglobulin\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow It Works\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eOrder your kit — delivered to your door\u003c\/li\u003e\n\u003cli\u003eCollect your sample at home — a simple finger-prick dried blood spot; no clinic or GP visit needed\u003c\/li\u003e\n\u003cli\u003ePost your sample to ZRT Laboratory using the return instructions provided\u003c\/li\u003e\n\u003cli\u003eReceive your results by email within 3–5 working days of the lab receiving your sample\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eWhat You Receive\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAll six thyroid markers displayed clearly in graphics and numbers with sex-specific reference ranges\u003c\/li\u003e\n\u003cli\u003eWritten interpretation by a Hormone Specialist PhD Doctor\u003c\/li\u003e\n\u003cli\u003eGuidance on what your results mean and what to do next\u003c\/li\u003e\n\u003cli\u003eLaboratory fee included — no hidden charges\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy We Use ZRT Laboratory\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\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is TSH alone not enough?\u003c\/strong\u003e\u003cbr\u003eTSH reflects the pituitary’s signal to the thyroid but does not show whether the thyroid is producing adequate T4, whether T4 is converting to active T3, or whether an autoimmune process is attacking thyroid tissue. Many men with persistently low energy, mood issues, or weight gain have normal TSH but significant dysfunction in these downstream markers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is thyroid dysfunction different from low testosterone in men?\u003c\/strong\u003e\u003cbr\u003eThe symptoms overlap significantly — fatigue, low libido, reduced muscle mass, brain fog, and low mood can result from either or both. Testing both thyroid and testosterone panels gives a clear picture of which hormonal system is contributing to your symptoms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the price include the laboratory fee?\u003c\/strong\u003e\u003cbr\u003eYes. The full laboratory analysis fee is included. You are only responsible for posting your sample to the laboratory.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long is the kit valid for?\u003c\/strong\u003e\u003cbr\u003eThe kit must be used within \u003cstrong\u003e12 months\u003c\/strong\u003e of the purchase date.\u003c\/p\u003e","brand":"Hormone Lab UK","offers":[{"title":"Default Title","offer_id":39773285351510,"sku":"5001","price":149.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1885\/4859\/files\/Male-Thyroid-Test.webp?v=1792583845","url":"https:\/\/hormonelab.co.uk\/de\/products\/male-thyroid-test-kit","provider":"Hormone Lab UK","version":"1.0","type":"link"}