b12 injection im or sc How to self-inject intramuscular vitamin - Overview What Happens If You Inject

However, exactly how long the effects will last can vary between some patients

For example, a 50mg vial reconstituted with 2mL yields 50 2 = 25mg/mL

Vitamin B12 is present in many dietary sources, such as: meat fish eggs dairy products nutritional yeast some fortified foods Vitamin B12 shots are a form of supplementation that contains a synthetic version of vitamin B12, or cyanocobalamin

Always refer to the manufacturer's instructions and consult your healthcare provider if you have any doubts about your specific product

12 pounds per week (68 pounds per month) , though results depend on factors like adherence, activity level, and metabolism