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Vitamin C intake may lower women's heart disease risk - Brief Article

Women who take vitamin C supplements may lower their risk for developing coronary heart disease, according to a July 16, 2003, news release form the American College of Cardiology Foundation. Diet questionnaires completed by 85,118 female nurses in 1980 and 16 years of follow-up data on heart disease cases from the Nurses' Health Study were analyzed. After researchers adjusted for age, smoking, and other coronary risk factors, they found that vitamin C supplement use was associated with a 28% Lower risk of coronary heart disease. Median daily vitamin C intake for the group with the Lowest intake was 70 mg compared to a median of 704 mg for the group with the highest intake. The recommended daily allowance of vitamin C for women is 75 mg. There was no statistically significant Link between coronary heart disease risk and vitamin C from dietary intake alone.

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Although the study results suggest that vitamin C may have a protective effect, it does not present conclusive evidence, nor do the researchers recommend megadoses of vitamin C to reduce heart disease risk. Other studies have produced conflicting results, which indicates a need for more rigorous clinical trials to help determine the optimal intake of vitamin C and the need for supplements.

Vitamin C May Lower Heart Disease Risk, but Key Questions Unresolved (news release, Bethesda, Md: American College of Cardiology Foundation, July 16, 2003) http://www.acc.org/media/releases/highlights /2003/JulyO3/vitaminC.htm (accessed 28 July 2003).

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Vitamin C intake may lower women's heart disease risk - Brief Article

AORN Journal, Sept, 2003

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