A healthy dose of good hair days.Strengthen hair, stimulate hair growth, and prevent oil buildup with potent natural ingredients. Lumin Keratin Shampoo for men helps repair hair damage and strengthen follicles for thicker-looking hair that's easier to style. This powerful formula helps nourish the scalp, strengthen your strands, and offers your best shot at getting stronger, healthier hair.All hair types. This fortifying shampoo can help any guy get stronger, healthier hair with consistent use. Stimulate hair growth, nourish your scalp, and repair follicle damage with our keratin-rich formula. How To Use : Lather a quarter size amount of shampoo into wet hair and massage your scalp with the lather. Thoroughly rinse out all of the shampoo until no foam remains. For external use only. Discontinue use if irritation occurs.