Vitamin C vs Glutathione whats the difference? Both brighten the look of skin but they work in different ways. Vitamin C helps visibly brighten and improve the appearance of sun damage while Does Glutathione IV and Vitamin Supplements with Glutathione Have Any Negative Side Effects? Glutathione and Vitamin C can enhance each other's effects and provide a more comprehensive approach to skin health. Glutathione can help to reduce oxidative stress and inflammation, while Vitamin C can support Gluta Glime Advanced L Glutathione, Vitamin C, E and ALA Supplement Nutrifactor Gulf