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For instance, one study notes that people with excess weight or obesity appear to have lower vitamin B12 levels than people who have a body mass index (BMI) in the normal range ( Additional research has observed that people who voluntarily took vitamin B12 supplements gained between 2.517 fewer pounds (1.27.7 kg) over 10 years than those who did not supplement with this vitamin ( Still, such observational studies cannot confirm whether low vitamin B12 levels are what caused the weight gain, nor whether theyre what protected against low levels
However, athletes such as gymnasts, who practice excessive wrist rotation, can also be at risk
A B-Complex Injection typically contains a combination of several or all of the following vitamins: Vitamin B1 (Thiamine): Helps convert carbohydrates into energy and supports nervous system function
Vitamin B12 deficiency is common, replenishing it can help you regain your energy and vigor
That being said, taking the supplements when you dont need them may cause side effects like: nausea vomiting feeling tired headaches diarrhea tingling or numbness Serious side effects of the shot are rare, but may include: If you notice any side effects of the pill or shot, call your doc right away
