How Often Can You Get Glutathione IV Treatment? Harleys Clinic How Often Should You Get IV Glutathione Infusions? Saint Aesthetix Iv Glutathione Drip in Corpus Christi, Tx Z Med Clinic Glutathione IV (intravenous) therapy works by delivering the antioxidant glutathione directly into your bloodstream, allowing for better absorption than oral supplements. It helps your skin by:,