<p>Our therapeutic scalp shampoo is a dermatologist-recommended formula designed to clear crusty scalp build-up while relieving itching and flaking associated with severe scalp conditions, like dandruff and psoriasis.</p><p>This effective formula contains 3% Salicylic Acid, a clinically proven, active ingredient that can be used as the first step in any scalp routine. Its clear formula is free of added color, preservatives, and fragrance.</p><p>This effective formula contains 3% Salicylic Acid, a clinically proven, active ingredient that can be used as the first step in any scalp routine. Its clear formula is free of added color, preservatives, and fragrance</p><p>T/Sal therapeutic scalp build-up control shampoo ensures maximum relief of itchy, flaky scalp. Covers a large portion of the body</p><p>p&gt;Neutrogena T/Sal Shampoo Scalp Build-Up Control, 4.5 Fl Oz Our therapeutic scalp shampoo is a dermatologist-recommended formula designed to clear crusty scalp build-up while relieving itching and flaking associated with severe scalp conditions, like dandruff and psoriasis. This effective formula contains 3% Salicylic Acid, a clinically proven, active ingredient that can be used as the first step in any scalp routine. Its clear formula is free of added color, preservatives, and fragrance.</p>