Trouble focusing, memory lapses, and a general mental haze are common neurological symptoms of low B12
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Tablets and capsules usually range from 50 mcg to 5,000 mcg
According to clinical research parenteral administration (intramuscular or intravenous) is preferred over other drug administration routes in case of emergency situations as it provides first-pass metabolism avoidance, reliable therapeutic concentrations and better bioavailability of dosage (2) It can also be used in situations when oral route is not feasible
Injectable glutathione bypasses poor oral bioavailability, delivering the compound directly into the bloodstream for maximum therapeutic effect
Megadosing by doing frequent injections when you dont actually need it can lead to side effects like itchy rash, anxiety, and rapid heartbeat