Color By Nature Lustrous Henna Dark Brown is a safe, Vegan, nontoxic, natural hair dye/color for men women that are allergic to chemical dyes/colors, healthy for everyone. Excellent gray coverage. No ammonia; No peroxide or chemical developer, No synthetic dyes, no PPD and no metallic salts. No paraben, No Alcohol, No Fragrance, Only Premium Grade ayurvedic herbs. Best Value : 100 gram color powder is packed in a ziplocked bag with an air tight inner pouch for long shelf life, Detailed instructions, shower cap and gloves are included for convenience inside the bag. Note: This Product cannot lighten your dark hair as it does not have bleaching agents.