do you have to refrigerate bac water Should Water? The Lab's Official Answer do you need to refrigerate

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The active Vitamin B12 test is performed to: Diagnose Deficiency : Identify vitamin B12 deficiency, which can lead to anemia, neurological issues, and other health problems

Methionine is a precursor to S-adenosylmethionine (SAMe), one of the body's most important methyl donors, involved in over 100 biochemical reactions including detoxification pathways, neurotransmitter production, and gene expression

Supplementation of folic acid is also important for patients on certain medicines, such as methotrexate for rheumatoid arthritis, as these medications can reduce folate in the body