The first Skintone Corrector Serum by Yves Saint Laurent, integrates the exclusive new GlycanactifWT Complex and helps to correct the appearance of uneven skintone by acting on dark spots, uniformity, translucency, and radiance. From the 1st dose, skin looks more luminous, its texture refined . In just 7 days, shadows caused by fine lines and enlarged pores appear minimized. Over time, colour imperfections (dark spots, redness) look visibly reduced, skintone recovers its clarity and evenness. Healthy-looking skin achieves an exceptional luminosity, as if created from within. For all skin types. Also suitable for sensitive skin.