One review concluded that vitamin B12 plays a key role in fat metabolism, noting that a deficiency could be linked to increased fat accumulation and obesity ( Another animal study found that severe vitamin B12 deficiency led to a significant increase in body fat percentage and cholesterol levels in pregnant mice ( Whats more, one animal study showed that administering B vitamins to rats fed a high fat diet reduced weight gain and increased levels of several enzymes that influence metabolism, compared with a control group ( However, current evidence is lacking, and additional high quality studies are needed to determine how vitamin B12 may affect metabolism and body fat in humans
Hypothetical Future Applications If Ever Approved Any future application discussion is hypothetical, non-promotional, and not clinical guidance
lower normal B12 limits too low?"
Most preferred route is IM which is quite safe
In these cases, injections improve laboratory markers and help resolve symptoms tied to deficiency, such as fatigue, anemia, and certain neurological issues
We'll tell you what the research showsand what it doesn't