Indus Valley botanical ammonia free natural hair dye colour kit is assembled with 8 exotic super magical herbs including Henna, Indigo, Cassia, Amla, Fenugreek, Madder, Brahmi and Chamomile. ALLERGY-FREE NATURAL HAIR DYE COLOUR: Indus Valley ammonia free natural hair dye colour kit is extra safe and gentle to your hair and scalp.