Biotin is particularly important for the synthesis of keratin, the primary protein that forms the structure of hair, skin, ...

“It is difficult to consume too much biotin from supplementation because it is a water-soluble vitamin, and if consumed in excess will be detoxed through urine,” Maclellan said. Then ...

Biotin supports several important functions in the body, but do you need to take it as a supplement? Experts weigh in.

What is the downside of taking biotin? Biotin is a water soluble vitamin, meaning “when there's an excess supply, it's excreted through the urine,” says Hemeida. Overall, biotin is considered ...