An herbal-based hair color line, Naturcolor offers 31 shades that can be mixed to achieve a particular color. Like other organic hair dyes, it has no ammonia, parabens or resorcinol. It's great for people who are coloring their hair for the first time or for those who change their hair color often, since it's safe for repeated use.
Lush has a line of henna hair dyes made from pure henna, as well as essential oils and cocoa butter for conditioning. It has four shades and comes in blocks that you break off, mix with hot water and apply to your hair. Because of its natural ingredients, it won't irritate your scalp, nor will it damage your hair.