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can b12 injection make you feel sick Injections Specialist Near Me in Sacramento, CA What You Need to Know
Description
For clinical questions, please email [email protected]

Different manufacturers can specify slightly different conditions

An intramuscular B12 shot bypasses gut absorption and typically lasts 2 to 4 weeks
The vastus lateralis (outer thigh) is the most commonly recommended site for self-injection because it is easy to see, easy to stabilize, and low-risk

up to 20-30% of older adults struggle with it due to lower stomach acid
