Why should you buy our vitamins for growing hair? Each pouch contains 180 biotin tablets enhanced with zinc and selenium that have been developed specifically by PHD scientists. Zinc and 10,000 milligrams of biotin (per serving) aid in hair growth and maintain healthy skin, nails, and bones. Selenium is an antioxidant that prevents damage to your skin, hair, and nails. Additionally, zinc helps to maintain normal fertility and reproduction. Men's and women's high-quality hair growth tablets Our turmeric and black pepper tablets, which measure 6 millimeters in diameter and have no aftertaste and a delightful natural aroma, are, in our opinion—and the opinion of our customers as well—a superior alternative to turmeric curcumin capsules.