Nutrivolv Biotin Hair Growth With Zinc & Selenium is a two-tablet daily supplement delivering 10000μg of Biotin (Vitamin B7), 10000μg of Zinc, and 550μg of Selenium per serving. The page states the formula is designed to support hair growth, promote healthy hair, skin, and nails, protect hair and skin from damage through selenium’s antioxidant action, support normal fertility and reproductive function, and support protein metabolism and energy production. It is described as suitable for both men and women.