Dear M.P.: Pernicious anemia (PA) is an autoimmune disease where the body destroys the cells in the stomach that make ...

You can only get meaningful amounts of B12 from animal foods. Top sources include beef liver, clams, oysters, salmon and ...

The body can store B12 in the liver. However, the supply is limited and, thus, must be replenished. Red meat, fish, shellfish ...

If you're dealing with a B12 deficiency or simply struggling to get enough of the essential vitamin in your diet, B12 supplements can help. These are the benefits and potential risks to know.

When humans consume animal products that contain vitamin B12, this substance is absorbed in the small intestine and then ...

If a person does not get enough vitamin B12, a doctor may suggest supplements containing more than the daily recommended dose. The body does not store excess vitamin B12, so taking extra is not ...

Higher B12 levels were linked to lower inflammation. Lower B12 levels were linked to higher inflammation. This suggests that getting enough vitamin B12 might help prevent or manage chronic ...

I am 71 years old and was diagnosed with pernicious anemia in October 2024. My B12 and folate levels were low. My antiparietal antibodies were abnormal, but the ...