The effect of vitamin C in cancer has been a subject of great controversy; mainly because of the inconsistent results obtained by oral intakes of ascorbate when used as an…
Context Mounting evidence indicates that vitamin B6, a coenzyme involved in nearly 100 enzymatic reactions, may reduce the risk of colorectal cancer. Objective To conduct a systematic review with meta-analysis…
Purpose While the benefits of ascorbic acid (vitamin C, ascorbate) as an essential nutrient are well established, its effects on tumor cells and in tumor treatment are controversial. In particular,…