Potential Side Effects and Safety Lipo-B injections are generally safe, but some people may notice mild soreness or swelling at the injection site
According to the NHS, untreated deficiency can affect the nervous system and blood health
For example, those who are following a healthy diet and are exercising, are likely going to see better weight loss results than those who are not doing the same
PRECAUTIONS: Vitamin B12 deficiency that is allowed to progress for longer than 3 months may produce permanent degenerative lesions of the spinal cord
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Typically, the positive effects last from about a week up to a month, though this can vary based on how your body absorbs and utilizes the vitamin, as well as your overall health