Brown Henna Powder by Surya Brasil is a 100% natural and vegetal treatment that conditions the hair while colouring. The henna powder contains the tannin lawsone that has a reddish,gold and copper tones that are natural to the plant. The product deeply conditions and protects the hair. Grey coverage guaranteed on first application. Safe to use on sensitive skin as it is hypoallergenic and dermatologically tested. There are no barriers for use chemically treated hair. NO animal testing, NO GMO`s NO ammonia NO PPD NO parabens NO peroxide NO resorcinol NO heavy metals NO artificial fragrance NO mineral oils.