FULL FACE ACNE TRTMNT. Benefits: Kiehl's hydrating acne treatment lotion with 1.2% Salicylic Acid is specifically formulated to improve the appearance of acne by rapidly clearing pimples, fading post-acne marks, and helping to prevent future breakouts without over-drying skin.. Concentrated with 1.2% Salicylic Acid, 2% Niacinamide, Postbiotic Lactobacillus Ferment and Glycerin, this formula works as an all-over daily acne treatment that visibly clears acne and reinforces skin's barrier without excessive dryness.. Key Ingredients: 1.2% Salicylic Acid: a medicated beta-hydroxy acid that helps to clear acne while exfoliating and refining skin texture within Kiehl's formulas. 2% Niacinamide: the form of Vitamin B3 known to help visibly brighten skin; when used in topical skincare formulas, it can also help balance skin's surface oil. Postbiotic Lactobacillus Ferment: a fermented ingredient that helps support a healthy microbiome, it also helps target acne. Research Results: Treats active acne with medicated 1.2% Salicylic Acid. Reduces the appearance of pimple size and color. Helps visibly fade post-acne marks. Visibly corrects uneven texture and tone. Helps prevent future breakouts. Suitable for acne-prone skin. Kiehl's formula is demonstrated to visibly smooth skin texture:. 100% showed clearer skin*. -31% post-acne marks*. 100% showed body acne clearing**. *Based on 76 subjects showing improvement in acne lesion during an 8 week study.. **Based on 25 subjects showing improvement in body acne during an 8 week study..