Multivitamin folic acid
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The Role of Multivitamin and Folic Acid Supplementation in Health
Multivitamin and Folic Acid in Alzheimer's Disease
Cognitive Function and Homocysteine Levels
Research has explored the impact of multivitamin supplementation, including vitamins B6, B12, and folic acid, on patients with Alzheimer's disease (AD). A study conducted in Taiwan found that while such supplementation significantly reduced serum homocysteine levels, it did not show a statistically significant improvement in cognitive function or activities of daily living (ADL) in patients with mild to moderate AD over a 26-week period .
Multivitamin and Folic Acid in Pregnancy
Twin Pregnancies
The use of multivitamins containing folic acid during the periconceptional period has been associated with an increased incidence of twin pregnancies. This association was confirmed in studies conducted in the US and Sweden, although not observed in the Chinese population. A large-scale Hungarian study found that both pre- and postconceptional supplementation with folic acid and multivitamins slightly increased the rate of twin pregnancies .
Prevention of Neural Tube Defects and Congenital Anomalies
Folic acid, particularly when combined with multivitamins, is crucial for the prevention of neural tube defects (NTDs) and other congenital anomalies. Multiple studies and guidelines recommend that women of reproductive age take folic acid supplements, ideally in combination with multivitamins, to achieve optimal protection against NTDs. This supplementation should begin at least three months before conception and continue through the early stages of pregnancy MacQuarrie2015Wilson2007Czeizel1992+2 MORE.
Placental Abruption
Supplementation with folic acid and multivitamins during pregnancy has also been linked to a reduced risk of placental abruption. A study using data from the Medical Birth Registry of Norway found that women who took these supplements had a significantly lower risk of placental abruption compared to those who did not .
Multivitamin and Folic Acid in Anemia Treatment
Treatment of Severe Anemia in Children
In a study conducted in Karachi, Pakistan, the effectiveness of iron and folic acid alone was compared to that of iron and folic acid combined with multivitamins and/or anthelminthics in treating severe anemia in children. The results indicated that iron and folic acid alone were as effective as the combination treatments, suggesting that the addition of multivitamins did not significantly enhance the treatment outcome .
Conclusion
Multivitamin and folic acid supplementation play a significant role in various health aspects, particularly in pregnancy and the prevention of congenital anomalies. While their impact on cognitive function in Alzheimer's disease may be limited, their benefits in reducing homocysteine levels, preventing neural tube defects, and potentially reducing the risk of placental abruption are well-documented. Additionally, in the treatment of severe anemia in children, iron and folic acid alone are effective, with no added benefit from multivitamins. These findings underscore the importance of targeted supplementation based on specific health needs.
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Most relevant research papers on this topic
Periconceptional folic acid/multivitamin supplementation and twin pregnancy.
Pre- and postconceptional supplementation with high doses of folic acid and multivitamins is associated with a slight increase in the incidence of twin pregnancies.
Pre-conception Folic Acid and Multivitamin Supplementation for the Primary and Secondary Prevention of Neural Tube Defects and Other Folic Acid-Sensitive Congenital Anomalies.
Pre- and post-conception oral folic acid and multivitamin supplementation can help prevent neural tube defects and other congenital anomalies, with benefits outweighing the risks.
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Pre-conceptional vitamin/folic acid supplementation 2007: the use of folic acid in combination with a multivitamin supplement for the prevention of neural tube defects and other congenital anomalies.
Folic acid and multivitamin supplementation before pregnancy can help prevent neural tube defects and other congenital anomalies.
DOI