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Vitamin B12 is often well tolerated, but side effects can include mild stomach upset, nausea, diarrhea, headache, or irritation from certain formulations
For general wellness and maintenance, monthly is often enough
Yes, injections under the skin can be given by the patient themselves
Instead, it inhibits an enzyme called NNMT, which shifts cell metabolism toward fat oxidation and muscle preservation
Yes, vitamin shots are generally safe when administered by trained professionals
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