Glutathione injection is widely used. Its benefits include:, Skin Benefits, Skin Brightening & Whitening Helps reduce melanin production, leading to a lighter, more even skin tone., Reduces 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 Does Glutathione Reduce Melanin? Understanding the Science Behind Skin Lightening Cymbiotika CYMBIOTIKA Which Food Decrease Melanin in Skin? The Glutathione Derivative, GSH Monoethyl Ester, May Effectively Whiten Skin but GSH Does Not