Our Biotin Premium Hair Growth Soap contains biotin, ginger root extract, glycerin. 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. The way to use it is very simple: wet your hair with warm water, put the shampoo on your hand, wet and rub it to lather, apply the rich lather to your hair and scalp, and then rinse it off with water. It can deeply awaken dormant hair follicles, promote the growth of new hair, strengthen hair roots, and make hair healthier and thicker.