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They inject the vitamin into the fat just under the skin, often in the belly or upper arm
Vitamin B12 injections deliver a purified form of vitamin B12 directly into the muscle or under the skin, bypassing the digestive system for rapid absorption
Most people begin to feel some improvement within a few days, though full benefits can take longer
A 1 mg dose would be a tiny 0.05 mL (or 5 units), which can be more difficult to measure accurately
Didnt expect that
Summary: B12 injections do not increase energy in people with normal B12 levels
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