Glutathione injections are taken once a week for 6 weeks. They reduce melanin production and make skin lighter. The cost is 5000 per sitting for double dose glutathione with Vitamin c, b complex and How Glutathione Injection Works for Skin Whitening When skin looks tired or patchy, it's often down to oxidative stress and excess melanin production. Medisco Meso Glutathione targets both. Known as the master antioxidant, glutathione helps: Brighten and Glutathione as a depigmenting agent: an overview Villarama 2005 International Journal of Cosmetic Science Wiley Online Library