do b12 injections work for weight loss shots loss: they work, risks, benefits, and more How Does a B12 Shot

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

Wegovy is approved for chronic weight management in adults with obesity or overweight with at least one weight-related comorbidity

For others, it takes a day or two

Many people want to know if you can overdose on vitamin B12 or if there is such a thing as too much vitamin B12