Vegetarians and vegans must take particular care to consume enough vitamin B, as it is mainly found in meat, eggs, and dairy products. Nutr Rev ; J Nutr ; 6 Suppl SS. Am J Epidemiol. Dietary intake of selected vitamins for the United States population: Cochrane Database Syst Rev.
A trial of B vitamins and cognitive function among women at high risk of cardiovascular disease. Protein is incredibly important for health, weight loss and body composition. This article reviews the science. Is flesh eating enshrined in our DNA? The most common cause of vitamin B 12 deficiency in developed countries is impaired absorption due to a loss of gastric intrinsic factor, which must be bound to food-source B 12 in order for absorption to occur. Proc Assoc Am Physicians ; Archived from the original on December 12,
Retrieved February 16, For individual forms, see hydroxocobalamin, cyanocobalamin, methylcobalamin, and adenosylcobalamin. Herbert V, Das K. While at the University of Maryland she received a small grant from Merck, and in collaboration with Karl Folkers from that company, developed the LLD assay. How this works. Main article: Cobalamin biosynthesis. Int J Vitam Nutr Res ; Fermented foods such as tempeh, nori, spirulina, chlorella algae, and unfortified nutritional yeast cannot be relied upon as adequate or practical sources of B