This is natural and precious herbal based hair darkening shampoo is research & developed in Japan by Ziyang Meinai Academy of organic plant. It is using international advanced organism hair nourishing technology combining with secret recipe to customize a hair darkening shampoo for Asian’s hair nature. This breakthrough innovation of Miracle Hair Shampoo eliminated the fear of cancer-causing by hair colouring agent because it is a mild, toxic-free and harmless herbal based hair darkening Shampoo. It able to complete the entire process of nutrition, protection, restoration and hair darkening when you shampooing your hair. It’s low cost, time-saving, hassle-free and simple to use. Continually use will makes the active ingredients of plant gradually seep into hair pore and form melanin and will gradually turn white and dull into healthy and brilliance black hair.