Patented Protection SystemProven Active FormStable, Oral Glutathione for Maximum Support230% Greater Blood RatiosDietary SupplementVeganNon-GMOLab Tested for Purity & QualityClinical Glutathione™ is protected by a unique, patented process. A human published study reported an unparalleled 230% improvement in healthy glutathione ratios compared to unprotected glutathione.