Glutathione Causes whitening of the skin, its the best available natural Oxidant. Glycolic Acid is an Alpha Hydroxy Acid (AHA) obtained from sugar cane, Due to its small size has greater penetration power, When you want to smooth and brighten your skin tone, look for an active ingredient like glycolic acid (found in Rapid Dark Spot Correcting Serum) to reveal a more even complexion. Liposomal Glutathione Rho Nutrition VLCC Clinic De Tan & Deep Nourish Combo with De tan face mask and Bath milk combo Glutathione vs Astaxanthin: Which Is Better? Performance Lab