Clear acne breakouts and support a clear complexion with PCA Skin Intensive Clarity Treatment: 0.5% Pure Retinol & Salicylic Acid. Experience brighter. more radiant skin with less discoloration and acne breakouts. This pure retinol treatment is powerfully formulated with retinol. 2% salicylic acid and bakuchiol to fight acne and encourage a bright. even skin tone. Potent. stable ingredients in a patented Omnisome delivery system carry ingredients deeper into the skin for superior results.