vitamin b12 1000mcg/ml injection Out of Stock - (Generic) Injectable Solution, 1000-mcg/mL, 100- mL vial - Easy Refills made form of vitamin B12 Vitamin B-12 1000 Injection (VetOne),
Description
Long-term use of metformin, proton pump inhibitors or H2 blockers , which can reduce B12 absorption over years

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But in fact, the term pernicious anemia means a specific vitamin B12 deficiency caused by the loss of the bodys ability to make intrinsic factor. Intrinsic factor is in the lining of the stomach, so a weakened stomach lining (which is called atrophic gastritis can cause pernicious anemia