BIOTIN SHAMPOO - Our hair growth shampoo ingredients include Biotin, Keratin, Saw Palmetto, Green Tea, Coconut Oil, Olive Oil, Lemongrass Oil, Rosemary Oil, Clary Sage Oil, Castor Oil, Vitamin B and Vitamin E, and added a breakthrough hair loss shampoo complex Procapil which has been clinically shown to help stimulate hair growth and hair regrowth by regulating hair follicle development, preventing hair loss.* Biotin for hair growth is essential to have in a biotin shampoo to help stimulate our shampoo for thinning hair and hair loss, making this premium hair growth shampoo a great addition to hair regrowth for men and hair thickening products for women.* HAIR REGROWTH SHAMPOO - Our volumizing shampoo rivals hims shampoo and kerastase shampoo, and is a perfect choice for overall hair regrowth, hair repair, hair loss treatments, hair loss products, hair growth products, hair shampoo for oily hair, straight hair and even curly hair products.* This shampoo has the unique ability to help slow the process of male hair loss and stimulate hair regrowth.* PROCAPIL - Our thickening shampoo features dht blockers that help slow male hair loss and hair fall, allowing the shampoo for hair loss to increase blood circulation to hair follicles and stimulate hair growth.* Pure Biology offers a premium hair growth shampoo and conditioner concentrated on helping treatment of thinning hair and hair loss, and volumizing and thickening hair for men and women* KERATIN SHAMPOO - Keratin amino acids enhance this dht blocker shampoo and conditioner.* Cleanse, moisturize and repair damaged, thinning hair and split ends with our anti hair loss shampoo and hair thickening conditioner - both hair products for women and men are must-have's in your hair care!*