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The duration of vitamin B12 effectiveness depends on your health condition and the supplement type, and the severity of your deficiency
For example, if you injected medication into your left thigh this morning, use your right thigh this afternoon, your left abdomen tomorrow morning, and your right abdomen tomorrow afternoon
Research Use Only This product is intended strictly for research and laboratory use only
Medications : Some medications, such as metformin and proton pump inhibitors, can interfere with B12 absorption, necessitating more regular injections
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