Our White to Black Shampoo Contains Lauryl Alcohol Sodium Polyether Sulfate and Coconut Oil Amidopropyl Betaine.It Can Reduce Hair Loss, Enhance the Overall Hair Density, and Reduce the Signs by Epilation at the Same Time, Making the Hair Look Thicker and More Fluffy.Its Usage Is Very Simple: First Wet the Hair Thoroughly with Warm Water, Then Remove the Polygonum Multiflorum Shampoo, Apply It on the Scalp, Rub out Rich Foam, Massage the Hair Root and Scalp for 2-3 Minutes, finally, Rinse off the Foam with Clean Water.It Can Also Enhance the Overall Hair Density, Nourish and Solidify the Hair Roots, Making the Hair More Black and Thick.