4,5 Dietary insufficiency, pernicious anemia (i.e., an autoimmune process that reduces available intrinsic factor and subsequent absorption of vitamin B 12 1,2,6,7 ), and long-term use of metformin or acid-suppressing medications have been implicated in B 12 deficiency
Vitamin B 12 supplements are available as single or multivitamin tablets
This ensures it works well and is safe for the patient
Nope, go to the gym or get liposuction
DRUG INTERACTIONS: Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them
Various versions of the test have used different methods to measure the amount of B12 absorbed