Our dark hair color shampoo contains ginseng extract, Reishi. It nourishes hair and makes it soft and shiny. Its use method is very simple: keep your hair dry, wear gloves, apply an appropriate amount of shampoo on your hair, gently massage your hair until the shampoo is evenly spread, wait 15 to 20 minutes, wash your hair, blow dry. And can nourish the scalp, not easy to itch.