is oral replacement better than injectable b12 Efficacy of sublingual and vitamin versus intramuscular administration: insights from a systematic review and meta-analysis Vitamin B12 Injections: Benefits and
Description
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Sorbitol-based osmotic diarrhea: possible causes and mechanism of action
This humble vitamin is particularly crucial for red blood cell formation

B12 injection or an oral B12 pill

It also supports our nervous system by making myelin, a fatty substance that protects nerves

& Vaziri, N
