FDA highlights concerns with using dietary ingredient glutathione to compound sterile injectables FDA How Often Should You Get IV Glutathione Infusions? Saint Aesthetix 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 Glutathione Injections: Benefits, How It Works & Telehealth Modern Endocrine