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Post-Gastrointestinal Surgery: Procedures like gastric bypass can permanently reduce B12 absorption

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Here are 10 things you need to know about Vitamin B12 injections: Vital for Energy Production: Vitamin B12 plays a crucial role in producing red blood cells that carry oxygen throughout your body

Intramuscular B12 injections bypass the digestive tract entirely, ensuring full bioavailability where oral supplementation may be insufficient or ineffective

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