Its often missed, but B12 for stress support is vital for mood swings caused by lack of nutrients
Microbiol Spectr 2019, 11541164
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
To establish connection with the NO-system, L-NAME (5.0 mg/kg) (worsening) and L-arginine (200.0 mg/kg) (effective only with blunted NO-synthesis, but not alone) were given intraperitoneally alone or in combination (d-arginine 200.0 mg/kg was not effective, data not shown)
The side effect profile at clinical doses is significantly different, and the recovery profile after stopping peptides does not involve the endocrine disruption that post-cycle therapy is designed to address in steroid users