L'Oreal Glycolic Bright Serum contains 1% concentration of Glycolic Acid, perfect for reducing dark spots by 57% and giving you even, glowing skin. Suitable for all skin types, it’s especially beneficial for those looking to address dullness, uneven skin tone, or textural irregularities. Glycolic Bright Serum unlocks visibly brighter, more luminous skin with a smooth, refined texture.