ZARQA Anti-dandruff Shampoo - with menthol - is very effective against an itchy scalp and dandruff. Containing no fragrances, SLS or SLES it is suitable for people with sensitive skin. Soothes irritation Effective against dandruff Helps restore and soothe the scalp Gently removes dead skin cells and flakes leaving the scalp and hair feeling soft and smooth Fragrance and allergen free Directions:Gently massage shampoo into wet hair and leave to work for 5 minutes. Then rinse hair thoroughly. Repeat as necessary.