Returning to the Spotlight: High-Dose Vitamin C in Cancer Therapy

Updated: Jun 16

healthy meal with meat

Long known as the anti-scurvy substance, vitamin C is an essential dietary supplement commonly found in fruits and vegetables.(1) Although previous research has established its importance in several physiological processes (e.g., collagen production), considerable controversy still surrounds the role of vitamin C in cancer therapy. In the mid-20th century, Toronto physician William McCormick postulated that vitamin C conferred a protective effect against cancer after observing that patients with malignancies were deficient in the key nutrient.(2) Capitalizing on this correlation, Cameron and Pauling conducted a pair of studies whose results decisively val