The Garnier Ultra Doux Black Charcoal & Nigella Seed Oil conditioner is a true formula for purifying and shining dull hair. Combining Nigella Seed Oil, also known as Black Seed, is a rare natural ingredient known to soothe the scalp and restore hair luster, and it is combined with Charcoal, which is recognized for its purifying effects, in a creamy texture that does not weigh down your hair.