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
Whether you suffer from anemia, are vegan/vegetarian, or simply need a powerful wellness boost, Vitamin B12 Injections are your gold-standard solution
Serious adverse events have not been widely reported, but this may reflect the relatively small number of people who have used the compound and the limited reporting mechanisms available
- People with poorly controlled bone-turnover conditions, until the dose-dependent osteocalcin changes seen in the 26-week rat study are better understood
Some people report redness or itching where they get their injections