Naturale Mega Brightening Serum is a potent non-hydroquinone lightening concentrate. It contains increased levels of botanical brighteners which are tyrosinase inhibitors such as Azelaic Acid, Kojic Acid, and L-Arbutin. L-Lactic Acid supports cell turnover which accelerates the brightening process. Willow Herb Extract contributes anti-inflammatory and soothing benefits.