Vitamin B12 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Vitamin B12" in English language version.

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McDowell LR (2008). Vitamins in Animal and Human Nutrition (2nd ed.). Hoboken: John Wiley & Sons. pp. 525, 539. ISBN 978-0-470-37668-3. Archived from the original on 2017-09-08. Retrieved 2017-01-17.

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Banerjee R, Ragsdale SW (July 2003). "The many faces of vitamin B12: catalysis by cobalamin-dependent enzymes". Annual Review of Biochemistry. 72: 209–247. doi:10.1146/annurev.biochem.72.121801.161828. PMID 14527323. S2CID 37393683.
Obeid R, Fedosov SN, Nexo E (July 2015). "Cobalamin coenzyme forms are not likely to be superior to cyano- and hydroxyl-cobalamin in prevention or treatment of cobalamin deficiency". Molecular Nutrition & Food Research. 59 (7): 1364–1372. doi:10.1002/mnfr.201500019. PMC 4692085. PMID 25820384.
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Melina V, Craig W, Levin S (December 2016). "Position of the Academy of Nutrition and Dietetics: Vegetarian Diets". Journal of the Academy of Nutrition and Dietetics. 116 (12): 1970–1980. doi:10.1016/j.jand.2016.09.025. PMID 27886704. S2CID 4984228. Fermented foods (such as tempeh), nori, spirulina, chlorella algae, and unfortified nutritional yeast cannot be relied upon as adequate or practical sources of B-12.39,40 Vegans must regularly consume reliable sources—meaning B-12 fortified foods or B-12 containing supplements—or they could become deficient, as shown in case studies of vegan infants, children, and adults.
Pawlak R, Parrott SJ, Raj S, Cullum-Dugan D, Lucus D (February 2013). "How prevalent is vitamin B(12) deficiency among vegetarians?". Nutrition Reviews. 71 (2): 110–117. doi:10.1111/nure.12001. PMID 23356638.
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