Pay in 4 interest-free payments of $5.30 Learn more
Ships within 48 hours · Estimated delivery Oct 1 - Oct 6
Available from: Wu HHL, Wang AY
Cause of Low B12 levels Pernicious anaemia vegan diet malabsorption syndromes coeliac sprue Crohn's ulcerative colitis (UC) "food-bound cobalamin malabsorption syndrome" predisposing factors include atrophic gastritis, long term proton pump inhibitor or H2 antagnoist use, chronic alcoholism, gastrectomy/gastric bypass surgery, pancreatic exocrine failure, AIDS myeloma (paraprotein related assay interference) pregnancy combined oral contraceptive pill/HRT pancreatric insufficiency metformin, acute phase situations
Risk of acne
The population was 65% White, 24% Asian, 7% American Indian or Alaska Native, and 3% Black or African American
US$ 28.26
US$ 20.14
US$ 21.67
US$ 23.66
US$ 22.36
US$ 25.98
US$ 24.15
US$ 29.24
US$ 27.98
