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For safety and effectiveness, each injection should be given with a new, sterile needle
NIH Office of Dietary Supplements
The recommended dosage for B12 injections in adults is generally 100 mcg (0.1 mL) daily for 6 or 7 days, followed by a maintenance dose of 1,000 mcg once a month
B12:A vitamin that dissolves in water and is actively engaged in the metabolic process, aiding the body in utilizing fats and carbohydrates as an energy source and facilitating the synthesis of new proteins
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![Mechanism of action of GLP-1 [25]](https://www.researchgate.net/publication/256289222/figure/fig1/AS:614177232142337@1523442671231/Mechanism-of-action-of-GLP-1-25.png)
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