This extra-strength formulation is ideal for experienced users of Glycolic Acid and those who prefer a light, non-greasy and fast-absorbing gel suitable for oily, acne-prone skin or hot, humid climates. Glycolic Acid helps correct the visible signs of photoaging such as enlarged pores, uneven texture and pigment. As a highly effective exfoliant, this formula can also be used to help relieve ingrown hairs associated with pseudofolliculitis barbae. Fragrance-free. 15% Glycolic Acid