Do you have a sensitive side? Get the shampoo thatâs right for you with Head & Shoulders Purely Gentle Scalp Care Dandruff Shampoo. Itâs clinically proven to be gentle on the scalp and strong on dandruff. Purely Gentle Scalp Care Shampoo soothes the scalp with aloe vera to help eliminate dandruff and leaves you with healthy-looking hair thatâs 100% flake free.