Biotin, a water-soluble B vitamin, acts as a coenzyme during the metabolism of protein, fats, and carbohydrates. Where is it found? Good dietary sources of biotin include organ meats, oatmeal, egg yolk, soy, mushrooms, bananas, peanuts, and brewer’s yeast. Bacteria in the intestine produce significant amounts of biotin, which is probably available for absorption and use by the body.

In what conditions might biotin be supportive?

• athlete’s foot
• brittle nails
• cradle cap
• diabetes