NuHairDHT Blocker works from the inside out: NuHair DHT Blocker combats hair loss and thinning hair with a nutritional approach; a natural blend of ingredients that support hair regrowth. The benefit is stronger, thicker, healthier hair. Phytosterol Complex & Saw Palmetto Extract Powerful natural extracts shown in experimental studies to support healthy hormonal balance. He Shou Wu (Fo-ti) Traditionally used to support hair regrowth & may help prevent thinning & graying hair. Zinc (as Zinc Arginate) Promotes healthy hair & scalp. Helps with cell reproduction, hormonal balance, absorption of vitamins & protein synthesis. Selenium (as Selenium Yeast) An antioxidant that aids the body in utilizing proteins and hormones, which may lead to thicker and fuller hair. Kudzu Extract Contains isoflavonoid derivatives which may help cell growth. Soy Extract Helps nourish and hydrate to promote healthy hair follicles.