where do you inject b12 subcutaneously Vitamin Injection Sites: All Need to Know Best Vitamin B12 Injection Sites
Description
Drug Interactions: Certain medications, like metformin and stomach acid reducers (PPIs), can interfere with B12 absorption from food, which may increase the need for injections

Vitamin B12 is a foundational nutrient for energy production, nervous system function, red blood cell synthesis, and fat metabolism
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As a result, delivery within 2 business days is not guaranteed

At the very best its pointless and youre wasting money because your body will just wee out any any excess vitamins and minerals

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