Glutathione and Vitamin C supplement combo enhances athletic performance, new trial shows Optimal Health Insider Optimal Health Systems Can you use Glutathione and Vitamin C together? Absolutely! Glutathione, the powerful antioxidant produced by your body, pairs perfectly with Vitamin C. This combination acts as a protective barrier Glutathione and Vitamin C: Do They Work Together? Life Extension Glutathione vs Vitamin C: Which Is Better for Skin Glowing? Glutathione & Vitamin C: Your Skin's Favourite Combo Glutone Glutathione and Vitamin C: Better Together? Performance Lab