Our biotin shampoo contains sodium laureth sulfate, cocamidopropyl betaine. It can prevent hair loss and juvenile white hair common in modern people, supplement biotin, repair premature white hair due to low levels of biotin, nourish and protect hair, but also improve the health of hair follicles, promote hair growth, reduce hair dryness, increase gloss, and make hair smoother and more beautiful. Its application is simple: wet your hair with water, apply shampoo evenly to your hair, gently massage your scalp, and rinse your hair and scalp with clean water until there is no residue. It can deeply awaken dormant hair follicles, promote the growth of new hair, strengthen hair roots, and make hair healthier and thicker.