Benefits of B12 Injections for Weight Loss When you use vitamin B12 for weight loss, it can help in a variety of ways
From Rat Studies to Human Extrapolation From rat studies, the remarkably consistent effective dose range of 0.0045 mg/lb to 0.0000045 mg/lb intraperitoneally (a 1000-fold range showing similar efficacy) worked across depression, anxiety, Parkinsons, stroke, schizophrenia, and seizure models
J.et al (2008)
Results are not guaranteed and may vary based on the individual as part of a personalized weight loss program
Individual results depend heavily on baseline body composition, diet quality, exercise adherence, sleep, and other lifestyle factors
B12 is water-soluble, so your body will excrete what it doesn't need