Garnier Herbashine has unique formulas containing bamboo extract and no ammonia. The result? Stronger feeling hair, radiant, shiny colour and optimal grey coverage. Is this range right for me? - If you want a colourant with no ammonia. - If you want a colourant that works in just 10 minutes. - If you want to help cover greys. - If you want hair that feels stronger and looks shiny.