Life Extension - Buffered Vitamin C - 454.6 Gm (Pack of 2)
Vitamin C, as ascorbic acid, is a water-soluble substance found in citrus fruits and green vegetables. It is an important antioxidant that protects the body from free radicals and fights oxidative stress,38-41 both of which threaten the immune system. In fact, a major immune-supporting activity of vitamin C is boosting glutathione levels in human lymphocytes,42 cells that make up about 25% of all white cells in the blood. Scientists have determined that the body needs high levels of vitamin C d