Resource site containing information about vitamin B12, recommendations, food facts, table graphs, and more related entries.

Clinical review addresses characteristics, management, diagnosis, testing, related disorders, genotype/phenotype correlations, and presentations.

Summaries of the latest research concerning vitamin B12 by Hans R. Larsen MSc ChE. Information on B12 supplementation, deficiency and its relation to disease.

Nutrition benefits, B12 deficiency and other information about vitamin B12.

Includes background information, functions, sources, recommendations, and references about Vitamin B12.