who gives b12 injections Vitamin A Vitamin B12 injection is a quick shot that your body vitamin B12 directly into the muscle. This helps your body absorb it faster than tablets. Vitamin B12 helps B12 Injections and IV Infusion

These injections are not a quick fix but can play a supportive role in a larger plan

B12 is also involved in the synthesis of hormones and neurotransmitters

How Much Weight Can You Lose

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

Plant-based individuals can find food sources of vitamin B12 in products like nutritional yeast