There can be some minor bruising later, but this is not a cause for concern
Thats why we recommend B12 injections only when there is a medically diagnosed deficiency or an absorption issue that prevents you from getting enough B12 through your diet
in Orthopaedic Journal of Sports Medicine reviewing the complete BPC-157 musculoskeletal literature to June 2024 confirmed pre-clinical evidence of improved structural, biomechanical, and functional research applications across fracture, muscle, tendon, and ligamentous injury models
If you ever reacted to B12 shots, the cause was likely not the B12, but some excipient in the mix
The rate increases with higher doses: 12-14% at 0.5 mg, 23-24% at 2.4 mg
Lower concentrations produce slower or less noticeable results