The Centellian24 Glutathione Toning Boosting Ampoule is a concentrated brightening treatment formulated with the Glutathione Toning Complex, Tranexamic Acid, Vitamin C, Melatonin, and Milk Exosomes to visibly fade hyperpigmentation, banish dullness, and protect skin from oxidative damage for a revitalized, radiant, and healthy-looking complexion
You should look for products that come with a Certificate of Analysis (COA) from independent labs
Kevin J Lenton, Alain T San, Hlne Therriault, Andr M Cantin, Hlne Payette, J Richard Wagner - Vitamin C augments lymphocyte glutathione in subjects with ascorbate deficiency - Am J Clin Nutr - 2003 Jan
Adding them to your regimen can be a wise decision if you're searching for a simple, scientifically supported method to strengthen your skin barrier, brighten dark spots, and smooth fine wrinkles
Conflict of interest GW, FK, and TG are employed by Whiteley Corporation