According to WebMD, The more common B12 injection side effects are: Swelling at the injection site Mild dirhhea Itching Swelling in the body Low potassium (weakness, irregular heartbeat) There is a case report of an anaphylactic reaction to a B12 injection in a 55 year old women receiving cyanocobalamin, but these reactions are thought to be rare
Materials needed Your AHK-Cu vial (lyophilized) Alcohol swabs Bacteriostatic sterile water 3 mL syringes (Luer Lock tip) 25G or 27G needles (Luer Lock)
Eat a Balanced Diet While B12 injections provide a significant boost, maintaining a healthy diet rich in other essential nutrients will support overall wellness
The withdrawal period is 0 days
Still, researchers noted that overall, larger and more high-quality studies are needed before we can say for sure whether they work as well as proven medications like minoxidil and finasteride
A search of ClinicalTrials.gov under "AOD-9604" returns no active or completed trials in the adolescent age group as of mid-2025 [9]