NAC Glutathione Antioxidant Support Praana Integrative & Functional Medicine, PLLC Natural Polyphenols for Prevention and Treatment of Urinary Tract Infections NAC [N AcetylCysteine] is a precursor of Glutathione. PICTURE: Glutathione is made from three amino acids and cysteine is one of them N acetyl L Cysteine Looking to prevent kidney infections? Start with these four simple steps to keep your urinary tract healthy and free from harmful bacteria. #WorldKidneyDay #AreYourKidneysOK #KidneyHealthMatters What is Glutathione IV Used For? Fallbrook Medical Center