Foods Which Can Play a Role in Cancer Prevention

21. Grapefruit and Other Citrus Fruits – if Life Gives You Lemons, You Can Use Them to Avoid Cancer

These fruits contain high doses of Vitamin C, which is also a powerful antioxidant. Lab studies have found that high doses of Vitamin C may slow the growth of certain tumor cells e.g. pancreatic, liver, prostate, and ovarian cancers cells.