Blog — Cadmium

Not All That Glitters is Gold - Cadmium in Jewellery

Posted by Ben White on

By Dr. Ted Zava, ZRT Laboratory. Have you considered what metals make up jewellery when shopping for jewellery.  Especially what metals make up earrings, bracelets, rings, and other shiny items? A report by the Center for Environmental Health (CEH) in California detailed that cadmium was present in numerous jewellery items tested from stores [1]. The amount of cadmium, a toxic heavy metal, ranged from 40-100% in the items testing positive. Is Cadmium Allowed in Jewellery? Surprisingly, there are no restrictions on the amount of cadmium allowed in adult jewellery in the United States. There is a limit of 0.03% cadmium in children’s jewellery...

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It Might Be Heavy Metals In Your Lipstick Making You Sick

Posted by Ben White on

For millions of women the world over the transformative promise of cosmetics is that looking and feeling more beautiful translates into feeling better about ourselves.  But could the beauty products we rely on to build our confidence by hiding our flaws, also be hiding the potential to make us sick? FDA Doesn't Regulate Cosmetics Like most women I had always assumed that any beauty product on the shelves has undergone testing to verify its contents are safe - so much for assumptions! Once I did a little digging into the subject, I found out that unlike pharmaceuticals or pesticides, chemical...

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Element Testing – Why Sample Type Matters!

Posted by Ben White on

Urine, serum, plasma, whole blood, red blood cells, feces, hair, fingernails … the list goes on. How do you decide what biological sample(s) to use for element analysis? Can results be compared to scientific literature or do they have clinical significance? Is it possible for values to be elevated or low in one sample type and normal in another? Do test results indicate recent intake, body burden, acute toxicity, chronic toxicity, deficiency, or homeostatic regulation? These are just some of the questions facing a testing laboratory when they want to develop and validate essential and toxic element profiles that will...

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