Glutathione is the most important molecule you need to stay healthy and prevent disease yet you've probably never heard of it. It's the secret to prevent aging, heart disease, dementia and The Hidden Culprit in Heart Disease: Oxidative Stress and the Role of Glutathione Ulta Lab Tests International Journal of Molecular Medicine What is the link between glutathione and heart health? Glutathione level and glutathione reductase activity in serum of coronary heart disease patients