The first step in the 4 steps to Hair Growth. NU-GRO shampoos are all packed with natural herbs and vitamins and promotes FAST hair growth, thicker hair and healing of damaged hair. For those with hair loss or thinning. Also those who have lost hair due to medical treatment (chemotherapy etc.). And those who's hair has been damaged by chemicals. MONEY-BACK guarantee! This herbal shampoo has also been effectively used for skin irritations. Works with NU-GRO hair oils and sprays.