Glutathione: Uses, Benefits, Dosage, Side Effects & More! Glutathione Supplement Glutathione Antioxidant BrainMD BrainMD If you've ever been told you have the MTHFR mutation or you've just felt off for yearsthis might explain it. Looking back, it explains a LOT of my life but I really Glutathione is known as the master antioxidant. Combined with Vitamin C, it helps protect cells from oxidative stress, supports skin clarity, and promotes overall wellness from within. . . . . . . . . . . . . . . . #