bpc 157 peptide for back pain BPC-157: The Body Protection Compound BPC 157 For Back Pain:

Additionally, excessive alcohol consumption can affect vitamin B12 absorption and metabolism, potentially reducing the efficacy of the cyanocobalamin component

A randomized, double-blind, placebo-controlled trial in 191 older adults (75 years) with moderate vitamin B 12 deficiency (serum cobalamin concentrations of 107-210 pmol/L) without anemia provided participants with 1 mg/day of cyanocobalamin for one year (94)

Vitamin B12 also assists with the production of red blood cells and can help prevent anemia, which occurs when the blood does not have enough healthy red blood cells to transport sufficient oxygen throughout the body

The simple answer: capsules are often chosen for gut-focused support, while injections are often chosen for deeper recovery support