This multi-tasking serum from Credentials contains a blend of glycolic, malic and lactic acids at an 8% potency. When applied regularly, Glycolic Serum effectively smoothes fine lines and wrinkles while also thoroughly purifying and hydrating dull, congested epidermal cells. Ideal for oily, problematic and acne-prone skin types, this formula diminishes and prevents breakouts for a clear and renewed glow.