Adverse effects of low-dose MTX in patients with RA are related to folate antagonism and/or folate deficiency. Folate supplementation, in the form of folic acid or folinic acid, is often ...
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Folic Acid

Along with vitamins B12 and B6, folic acid is a major regulator of the DNA methylation processes in the body. Food sources include green leafy vegetables (folate is derived from the Latin for foliage) ...