Magnesium May Decrease Colon Cancer Risk

Intakes of magnesium of at least 327 milligrams per day were found to reduce the risk of colon cancer by 52 per cent, compared to intakes less than 238 milligrams per day, while no benefits were observed in women, according to findings published in the Journal of Nutrition.

Being an epidemiological study, the findings do not prove causality, and additional studies, and particularly randomised trials, are needed to confirm the findings, said researchers from Japan’s National Cancer Center in Tokyo.

Dietary sources of magnesium include green, leafy vegetables, meats, starches, grains and nuts, and milk. Earlier dietary surveys show that a large portion of adults does not meet the RDA for magnesium (320 mg per day for women and 420 mg per day for men).

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