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The most commonly reported side effects were mild and included headache, minor gastrointestinal disturbances (flatulence, mild diarrhea at high doses), upper respiratory symptoms, and mild injection site reactions

B12 injections bypass the digestive system and deliver the vitamin directly into the bloodstream, which can help improve energy levels, focus, and overall wellbeing

Always consult your physician prior to beginning any medication or weight loss program

Proper tier matching ensures safety and optimal outcomes

50% of the bodys storage of vitamin B12 is kept within the liver, no matter how it is administered, so if the liver is sick, in all likelihood, a person can suffer B12 deficiency