No PPD No Ammonia 50% Herbal Ingredients Specifically formulated for covering grey hairs, this cream type hair dye contains 50% Oriental herbal extracts. The formula has no PPD and no ammonia and is mild and gentle with no pungent scent common in most hair dyes. Each strand is made healthy with Oriental herbal extracts such as ginseng, cnidium and mugwort to minimize any damage to hair and scalp irritation. Contains keratin protein and moisturizers to protect damaged hair. This patented herbal dyeing solution supplies nutrition to hair while effectively covering grey hairs.