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Both these methylation reactions are vital for growth and cell reproduction.[9][10] Methionine, a sulfur-containing, essential amino acid, is a precursor of S-adenosylmethionine, a cofactor for one-carbon metabolism and the final methyl donor for the methylation of DNA, RNA, proteins, and phospholipids.[11] The methionine synthase plays a paramount role in the synthesis of nitrogenous bases (purines and pyrimidines) involved in the formation of DNA
Additionally, ensuring optimal B12 levels can prevent anemia and other deficiencies that might exacerbate fatigue or weakness when dieting
J Clin Periodontol 39:736744
A rested body is a fertile body
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