bpc 157 and thymosin beta 4 benefits Beta-4+BPC-157 Peptide Therapy Healing From The Inside Out:

They ran a Phase I safety study of rectally administered BPC-157 and a randomized, double-blind, placebo-controlled Phase II enema study in ulcerative colitis

These are not all the possible side effects of Vitamin B12 Injection

Sikiri, P., Mazul, B., Seiwerth, S., Grabarevi, Z., Rucman, R., Petek, M., Jagi, V., Turkovi, B., Rotkvi, I., Mise, S., Zorici, I., Jurina, L., Konjevoda, P., Hanzevacki, M., Gjurasin, M., Separovi, J., Ljubanovi, D., Artukovi, B., Bratuli, M., Tisljar, M., Sumajstorci, J

These injections are designed to enhance various bodily functions, support muscle recovery, improve energy levels, and promote overall well-being

These brain effects manifest as irritability, fatigue and diminished concentration