Eat These Foods to Increase Glutathione in Your Body Vitality Medical Wellness Center Glutathione Depletion and Stalwart Anticancer Activity of Metallotherapeutics Inducing Programmed Cell Death: Opening a New Window for Cancer Therapy ACS Omega Increasing glutathione levels at home can be achieved through dietary choices, lifestyle changes, and supplements. Here are three effective ways:, 1. Dietary Sources: Include foods rich in Foods With L Glutathione: Avocado, Watermelon, and More GoodRx The glutathione peroxidase Gpx4 prevents lipid peroxidation and ferroptosis to sustain Treg cell activation and suppression of antitumor immunity: Cell Reports