Medically reviewed by Sohaib Imtiaz, MD Vitamin B12, also known as cobalamin, is an important nutrient in food, especially seafood, animal products, and foods fortified with vitamin B12. This vitamin ...

Vitamin B12 is what is known as an essential nutrient. That means two things: First, an essential nutrient is a chemical ...

Expect to take a blood test to check your vitamin B12 levels before adding a supplement or shot. One of the best ways to maximize absorption is through proper gut health. Before trying ...

Interested in an oral alternative to Ozempic injections? You might be considering metformin, an FDA-approved type 2 diabetes medication that also results in weight loss. While a pill is certainly more ...

Supplements and injections are effective ways to treat vitamin B12 deficiencies. These are the benefits and potential risks to know.