The global supplement market reached more than $485 billion in 2024, and some six in 10 adults are taking at least one dietary supplement a month, according to the U.S. Centers for Disease Control and ...

Selenium is found in the soil and in marine bivalves (such as oysters). Levels in the soil are quite high in certain parts of China, Turkestan, and the Western United States. Levels are very low in ...

Selsun Blue is best known as an anti-dandruff shampoo, but medically it is a selenium sulfide–based antifungal treatment.

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...

If there’s one mineral that doesn’t get nearly enough attention in everyday health conversations, it’s selenium. It’s not as flashy as iron or calcium. It doesn’t trend like magnesium or zinc. But for ...

Prostate cancer remains the most common malignancy among U.S. men, and internationally it ranks fourth. Though few studies have offered much insight into what triggers this disease, a growing number ...

Selenium supplementation is widely used for a broad range of autoimmune thyroid diseases, although it is only recommended for mild Graves’ orbitopathy. One study found that patients treated with ...

If recent data from peamouth chub and other fish hold valid insight — and at least, biologists in Montana believe they do — selenium levels at Lake Koocanusa reach as high as 250% of what’s allowed in ...