Rather than injecting large doses infrequently (most of which you will flush out within an hour), its much better to inject smaller, daily doses
Supporting the Bodys Production: Precursors and Co-factors If you want to maintain high levels of the "master antioxidant," you should also focus on the raw materials your body uses to build it
Heavy Metal Detoxification Heavy Metal Detoxification Last Section Update: 10/2025 Contributor(s) : Alexandra LaStella, Pharm.D, RPh
Possible Side Effects Mild side effects of Vitamin B12 may include: ( 12 ) Mild pain, itching, or swelling at the injection site Temporary nausea or headache Mild diarrhea Hot flashes Vomiting These side effects do not affect all patients and are generally temporary and mild While rare, more serious side effects of Vitamin B12 injections can include ( 12 ): Irregular heartbeat Heart palpitations Hives or skin rash If you notice any severe reactions to a Vitamin B12 shot, contact a medical professional immediately
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