(PubMed) Johansen JS, Harris AK, Rychly DJ, Ergul A
Vitamin B12 shots are injections administered directly into the muscle by a healthcare professional
The medication does not act as an inducer or inhibitor of major CYP enzymes
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
It also covers preventative care like colonoscopies, mammograms, flu shots, and in some cases chiropractic care