Vitamin E, superoxide dismutase, glutathione, and uric acid may be the primary antioxidants in humans, not vitamin C.

“the vitamin C may actually not be the antioxidant that we believe it is but it might just be we need the small amounts to make collagen and that's it and like we were talking about and hinting at and we'll get to that shortly for people vitamin E superoxide dismutase glutathione are probably shouldering the majority of the burden when it comes to antioxidant defense and then another molecule another heroic molecule we'll talk about which is uric acid it's like this marauding interesting molecule will talk about that may also be having some antioxidant effects”