can b12 injections be harmful Do You Need a Prescription for Injections? Benefits of Vitamin B12 Shots

Want a schedule built around a daily dose

While it is not a controlled substance, and its use is common in clinical and home care settings, federal law mandates that it be labeled and sold as Rx only. Always obtain bacteriostatic water from a licensed and reputable source, and use it strictly as directed under medical guidance

Among users who post about side effects, the most-discussed run nausea, fatigue, GI-other, anxiety, diarrhea, constipation, menstrual changes, and reflux/burps, in that order

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Reconstitution and Storage Reconstitution: Bacteriostatic Water (BAC Water) is recommended

So knowing what's in the bloodstream is only indicating how much B12 has not been absorbed or used by the body yet