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Hypotheses have been offered to address the failure of homocysteine-lowering therapies to reduce cardiovascular events. When folic acid is given as a supplement, it may increase the build-up of arterial plaque. A second hypothesis involves the methylation of genes in vascular cells by folic acid and vitamin B 12, which may also accelerate ...
In common forms of MTHFR deficiency, elevated plasma homocysteine levels have sometimes been treated with Vitamin B12 and low doses of folic acid. [2] Although this treatment significantly decreases the serum levels of homocysteine, this treatment is not thought to improve health outcomes. [11] [12] [13]
Individuals of 677TT are predisposed to mild hyperhomocysteinemia (high blood homocysteine levels), because they have less active MTHFR available to produce 5-methyltetrahydrofolate (which is used to decrease homocysteine). Low dietary intake of the vitamin folate can also cause mild hyperhomocysteinemia. Low folate intake affects individuals ...
It’s needed to break down homocysteine, an amino acid. High blood levels of homocysteine have been linked to Alzheimer’s disease and other forms of dementia. Butternut squash
Folic acid is also used as a supplement by women during pregnancy to reduce the risk of neural tube defects (NTDs) in the baby. [3] [10] NTDs include anencephaly and spina bifida, among other defects. Low levels in early pregnancy are believed to be the cause of more than half of babies born with NTDs. [1]
In the body, homocysteine can be recycled into methionine or converted into cysteine with the aid of vitamin B 6, B 9, and B 12. [3] High levels of homocysteine in the blood (hyperhomocysteinemia) is regarded as a marker of cardiovascular disease, likely working through atherogenesis, which can result in ischemic injury.
Folic acid is a synthetic derivative of folate and is acquired by dietary supplementation. [25] Multi-vitamin dietary supplements contain folic acid as well as other B vitamins. Non-prescription folic acid is available as a dietary supplement in some countries, and some countries require the fortification of wheat flour, corn meal or rice with ...
There is an association between the blood levels of homocysteine and thrombosis, [16] although this has not been reported consistently in all studies. [5] Homocysteine levels are determined by mutations in the MTHFR and CBS genes, but also by levels of folic acid, vitamin B 6 and vitamin B 12, which depend on diet. [14]