b12 injection side effects reddit Break outs after course : r/B12_Deficiency Common & Rare Side Effects
Description
Thus, cobalamin may be an important agent to prevent or improve neurologic consequences of COVID-19
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In rarer cases, vitamin B12 can cause more serious side effects such as an irregular heartbeat or heart palpitations, hives, and anaphylaxis
The benefits still out weight the risks of vaccination, it says
Women were more prone to insufficient vitamin B12 because of blood loss from their monthly menstrual cycle
