Betatar Gel Shampoo works for the conditions of psoriasis and seborrheic dermatitis and dandruff. The active ingredient is 12.5% coal tar solution. Tar works as a keratolitic and kerotoplastic that removes the scaly outer layer of the scalp and helps to build new fibers. Features: 12.5% Coal Tar Solution as the active ingredient, that is equivalent to 2.5% Crude Coal Tar. BetaTar Gel Shampoo has a mild and gentle gelatinous shampoo base and a light green apple fragrance. The scent serves to help mask the usually strong scent of coal tar solution. Benefits: Betatar Gel Shampoo contains 12.5% Coal Tar Solution, which is equivalent to 2.5% Crude Coal Tar. With these concentration levels, Betatar remains competitive in the tar shampoo market. More importantly, these concentration levels effectively treat Dandruff, Psoriasis and Sebborheic Dermatitis. It's gelatinous shampoo base will not run down the arm or pour into the eyes when applied. It also has the light "Green Apple" fragrance, helping mask the odor of tar. Directions: Wet hair and apply BetaTar Gel. Thoroughly massage into THE SCALP and allow the lather to remain int contact for four to five minutes. Rinse and repeat if necessary. For best results, use at least twice a week or as directed by your physician.