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 Efficacy of glutathione for the treatment of nonalcoholic fatty liver disease: an open label, single arm, multicenter, pilot study BMC Gastroenterology Springer Nature Link FDA highlights concerns with using dietary ingredient glutathione to compound sterile injectables FDA Glutathione Injection IV Lounge