Skin Perfecting BHA 9 is an absolutely unique one-of-a-kind targeted formula for stubborn imperfections, is your go-to solution when nothing else has worked to visibly eliminate your toughest skin concerns. This works quickly to visibly eliminate the appearance of bothersome imperfections. It has an optimal pH of 3.2–3.6. This treatment delivers 9% BHA in a controlled-release formula for maximum skin smoothing and noticeable results. This gel-serum works wonders to improve the appearance of tenacious skin concerns, such as enlarged pores, clogged pores, bumps, multiple signs of aging, and patches of rough, dry skin. All Paula’s Choice products are 100% fragrance free, clinically proven to be non-irritating, and never tested on animals.Paula's Choice Skincare makes products that work. No fragrance, no parabens, no fluff. Just effective, science-backed formulas that target any concern from wrinkles to blemishes. Paula's Choice products are made with YOUR SKIN in mind. Whatever your skincare concern, whether dryness, acne, fine lines, or sensitive skin; we've got a treatment line for you. The search for amazing skin care ends here. Finally, you found it. At night, apply as a leave-on spot treatment for stubborn imperfections. Apply a very small amount of BHA 9 over affected areas. Always make sure to apply SPF 30 or higher in the daytime. Paula's Choice BHA 9 Treatment dramatically improves the severity and frequency of tenacious pore-related concerns. Its gentle yet effective, targeted action is suitable for all skin types, including skin prone to sensitivity. COMBAT STUBBORN PORE IMPERFECTIONS: BHA 9 Treatment works quickly to visibly reduce & prevent red bumps, blackheads, acne-related blemishes, clogged & enlarged pores. This highly-concentrated exfoliating formula delivers a controlled release of 9% BHA for noticeable results practically overnight.GTIN: 885100308429 655439077309 885181584774. Best Sellers Rank: See Top 100 in Beauty & Personal Care. Skin Type: Oily, Combination, Dry, Normal. Product Benefits: Exfoliating. Brand: Paula's Choice. Scent: Unscented. Item Form: Gel. Country of Origin: USA. : B00AN5OFGW. Manufacturer: Paula's Choice. UPC: 885100308429 655439077309 885181584774. Product Dimensions: 1.18 x 1.18 x 4.73 inches; 0.3 Ounces. Is Discontinued By Manufacturer: No.