This hard shampoo can be used for dry and weakened hair as well as irritated scalps, as well as for application on affected skin. Thanks to Guyanature's unique know-how, this product can be offered to individuals as well as professionals. For tired, dull hair. It nourishes the hair and tired scalp and gives shine and luster to the hair. Shea regenerates the hair follicle of the scalp, rehydrating this "little sac" containing the hair. It respects the scalp and is suitable for both fine and thick hair, colored or not. Containing no harmful chemicals for the skin and hair, it can be used daily.