The short answer is that it depends on which form of B12 you have
This autoimmune condition affects the stomach's ability to produce intrinsic factor, so you can't absorb vitamin B12 through your digestive system
Seek urgent same-day assessment or call 999 for emergency care if experiencing: Severe chest pain Severe shortness of breath Fainting or collapse Acute or rapidly worsening neurological deficits (such as new limb weakness, sudden gait disturbance, or bladder/bowel dysfunction) Persistent or worsening anaemia symptoms despite treatmentincluding breathlessness, chest discomfort, palpitations, or extreme fatigueshould trigger medical review
Current preclinical literature more often describes BPC-157 through downstream biological effects: changes in nitric oxide-related signaling, endothelial behavior, fibroblast migration, focal adhesion dynamics, VEGFR2-associated signaling, and angiogenesis-associated markers
[PMID: 9354732] Laboratory literature summary: Does investigation with hCG induce reversible changes in undescended testes in boys
Executing the reconstitution correctly is the other half