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Title: B Vitamins and Folic Acid: Demystifying the Nutritional Code for Reducing the Risk of Dementia.
1. Dementia, as a common senile disease, has brought great distress to patients and their families. As the population ages, how to prevent dementia has become a global focus. In recent years, nutritional studies have found that daily supplementation of B vitamins and folic acid can significantly reduce the risk of dementia. This article will break down this nutritional code for you in detail.
2. The mechanism of action of B vitamins and folic acid.
1.B vitamins: including B1, B2, B6, B12, folic acid, etc., are important water-soluble vitamins in the human body. They play an important role in maintaining nervous system function, promoting cell metabolism, and synthesizing DNA.
2.Folic acid: also known as vitamin B9, is one of the B vitamins. Folic acid plays a key role in cell**, growth and DNA synthesis, and is of great significance for preventing neural tube defects and reducing homocysteine levels.
3.Reduced risk of dementia: B vitamins and folic acid have been found to reduce blood levels of homocysteine, an amino acid that is associated with an increased risk of dementia. Supplementation with B vitamins and folic acid can help lower homocysteine levels, which can reduce the risk of dementia.
3. Research evidence.
Several clinical studies have shown that B vitamin and folic acid supplementation can significantly reduce the risk of dementia. The following are two representative studies:
1.In 2007, a study published in the journal Neurology found that older adults who were supplemented daily with folic acid, vitamin B6 and vitamin B12 had lower homocysteine levels, improved cognitive function, and a reduced risk of dementia by about 40%.
2.In 2013, a study published in the Journal of the American Medical Association showed that long-term supplementation of B vitamins and folic acid can reduce homocysteine levels and reduce the risk of dementia.
4. How to supplement B vitamins and folic acid.
1.Diet**: Foods rich in B vitamins and folate include green leafy vegetables, fruits, whole grains, legumes, lean meats, fish, etc.
2.Dietary supplements: For people who do not consume enough in their diet, dietary supplements may be considered. It is recommended to use it under the guidance of a physician to ensure that it is safe and effective.
V. Conclusion. B vitamins and folic acid play an important role in reducing the risk of dementia. With a reasonable diet and appropriate supplementation, we can effectively reduce the risk of dementia and provide protection for healthy aging.
References: 1 smith ad, smith sm, de jager ca, et al. homocysteine-lowering by b vitamins slows the rate of cognitive decline in mild cognitive impairment: a randomized controlled trial. plos one. 2007;2(4):e325.
2. dangour sd, allen e, elbourne d, et al. a randomised controlled trial of the effect of b-vitamin supplementation on cognitive function in m
Note: The above are exemplary references, please cite them according to actual research when writing actual articles. ）
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