🧐 WHY BUY OUR BIOTIN HAIR GROWTH VITAMINS? Each pouch contains 180 Biotin tablets specially formulated by PHD scientists, enhanced with Zinc and Selenium. Biotin 10000mcg (per serving) and Zinc supports hair growth as well as skin, nail and bone health. Selenium is an antioxidant that protects your hair skin and nails from damage. Zinc also contributes to normal functioning of fertility and reproduction. Premium quality hair growth tablets for women and men. Manufactured in UK.