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[124] Other causes of B 12 malabsorption include bariatric surgery, pancreatic insufficiency, obstructive jaundice, tropical sprue, celiac disease, inherited intrinsic factor deficiency, and radiation enteritis affecting the distal ileum

Some commercial plans include vaccine administration in the preventive visit reimbursement (making separate 90471 billing inappropriate), while Medicare and most Medicaid programs reimburse administration separately

People taking B12 will eventually develop a deficiency if they take too much

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Working the B12 vitamin into your dogs diet will help prevent diseases such as exocrine pancreatic deficiency (EPI), which impairs your dogs pancreas from producing the required enzymes for food digestion