Glycolic Acid Exfoliator 3.5% wash incorporates Glycolic Acid, a thorough exfoliator derived from sugar cane. Adding Glycolic Acid Exfoliator 3.5% to your regimen will remove the outermost layers of thickened or damaged skin leaving a smoother and healthier complexion. Glycolic Acid penetrates into the deep layers of skin increasing the rate of dead skin cell shedding, new skin cell production and collagen formation. With extended use, Glycolic Acid has been found helpful in improving dry skin, treating age spots, improving oily and acne prone skin and decreasing fine lines and wrinkles.