This article was reviewed by Lynn Marie Morski, MD, JD. There’s not much research on B12 shots for weight loss. People with obesity tend to have lower vitamin B12 levels, but it’s unclear if B12 shots ...

The symptoms of B12 deficiency can be slow-developing and initially vague. Over time, anemia (a low red blood count) can occur, as well as overall fatigue, muscle weakness and shortness of breath with ...

Tirzepatide (Mounjaro®, Zepbound®) is a once-weekly diabetes and weight loss medication. Compounded tirzepatide is sometimes combined with vitamin B12 to provide additional health benefits. We'll ...

Vitamin B12 is an essential vitamin, and low levels are linked to obesity. B12 shots could improve fatigue if you have a deficiency, but there's not much research on them as a weight loss treatment.

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