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Vitamin B12 and Folate

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Also known as: Cobalamin; Folic Acid; RBC Folate
Formal name: Vitamin B12; Folate

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NOTE: This article is based on research that utilizes the sources cited here as well as the collective experience of the Lab Tests Online Editorial Review Board. This article is periodically reviewed by the Editorial Board and may be updated as a result of the review. Any new sources cited will be added to the list and distinguished from the original sources used.

Sources Used for Current Review

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Chen, Y. (Updated 2014 February 24). Anemia – B12 deficiency. MedlinePlus Medical Encyclopedia. Available online at http://www.nlm.nih.gov/medlineplus/ency/article/000574.htm through http://www.nlm.nih.gov. Accessed February 2014.

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Singh, N. (Updated 2014 September 23). Vitamin B-12 Associated Neurological Diseases Treatment & Management. Medscape Reference. Available online at http://emedicine.medscape.com/article/1152670-treatment through http://emedicine.medscape.com. Accessed February 2014.

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Gersten, T. (Updated 2013 September 20). Folate Deficiency. Medline Plus Medical Encyclopedia. Available online at http://www.nlm.nih.gov/medlineplus/ency/article/000354.htm through http://www.nlm.nih.gov. Accessed February 2014.

Johnson, L. (Updated 2014 October). Folate. Merck Manual. Available online at http://www.merckmanuals.com/professional/nutritional_disorders/vitamin_deficiency_dependency_and_toxicity/folate.html through http://www.merckmanuals.com. Accessed February 2014.

Gersten, T. (Updated 2014 February 24). Vitamin B12 Level. MedlinePlus Medical Encyclopedia. Available online at http://www.nlm.nih.gov/medlineplus/ency/article/003705.htm through http://www.nlm.nih.gov. Accessed February 2014.

Gersten, T. (Reviewed 2013 September 20). Folate Deficiency. Pubmed Health. Available online at http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0001394/ through http://www.ncbi.nlm.nih.gov. Accessed February 2014.

(©2015) Linus Pauling Institute. Vitamin B12. Available online at http://lpi.oregonstate.edu/infocenter/vitamins/vitaminB12/ through http://lpi.oregonstate.edu. Accessed March 2015.

(©2015) Linus Pauling Institute. Folate. Available online at http://lpi.oregonstate.edu/infocenter/vitamins/fa/ through http://lpi.oregonstate.edu. Accessed March 2015.

Scarpa E, et.al. Undetected vitamin B12 deficiency due to false normal assay results. Blood Transfus. 2013 Oct; 11(4): 627–629. Available online at http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3827408/ through http://www.ncbi.nlm.nih.gov. Accessed April 2015.

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Brose, M. (2003 June 1). Medical Encyclopedia: Folic acid - test. MedlinePlus Health Information, Medical Encyclopedia. Available online at http://www.nlm.nih.gov/medlineplus/ency/article/003686.htm through http://www.nlm.nih.gov/medlineplus/encyclopedia.html.

Angelo, S. (2003 January 19). Medical Encyclopedia: Folic acid (folate). MedlinePlus Health Information, Medical Encyclopedia. Available online at http://www.nlm.nih.gov/medlineplus/ency/article/002408.htm through http://www.nlm.nih.gov/medlineplus/encyclopedia.html.

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