100% natural and vegan herbal hair dye: henna for hair dyeing. Caramel Brown Bio Henna provides a light brown color to the hair, while acting as an effective conditioner. Your hair will acquire a permanent color, become soft and shiny, grow healthy and new, increasing volume. In addition, your scalp will visibly regenerate and you will eliminate excess oil. This henna dye is dermatologically tested, ammonia and paraben-free, and made with natural and organic ingredients. It does not contain silicone or SLS and is animal-friendly.