Nyle, PersonalCare, Shampoo & Conditioner Nyle Herbals daily cleansing shampoo 15.75Floz offers pure herbal extracts such as shikakai, amla and reetha. Reetha, a gentle cleanser, makes the hair soft and shiny. Apart from being among the safest shampoos to use, Nyle offers nourishment to the hair right from the roots. Its unique herbal formulation makes it mild enough for daily usage. It maintains the natural moisture content, shine and gleam of hair.