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When comparing methylcobalamin vs cyanocobalamin, cyanocobalamin is widely used as it is generally considered more cost-effective
Some individuals who have deficiencies caused by lack of absorption during digestion respond better to vitamin B12 injections as they are absorbed directly into the body
In that case, the best time to take vitamin B12 injections would be seven to ten days prior and again one to two days before your event
Magnesium Magnesium is essential in many bodily functions, including hearing
Also, individuals who have undergone certain surgical procedures, including intestinal resection, bypass, or bariatric surgery, which may reduce Vitamin B12 absorption, are also eligible
Known or suspected abuse of alcohol or recreational drugs
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