why hasn't there been more studies of bpc-157 Multifunctionality and Possible Medical Application the BPC 157 Peptide—Literature and Patent Review The Hidden Risks of BPC‑157:

Gastric bypass surgery : This surgery alters the digestive system, reducing the bodys ability to absorb B12 from food and supplements.For these individuals, methylcobalamin B12 injections provide a direct way to bypass the digestive system and restore essential B12 levels

doi: 10.1097/00007611-198411000-00007 [DOI] [PubMed] [Google Scholar] 141

(2017) 20:E25768

Programs discussed may include BPC-157 , TB-500 , GHK-Cu , GLOW Blend , Sermorelin , Tesamorelin , Ipamorelin , CJC-1295 , and additional wellness-focused peptides when clinically appropriate

For analytes at the lower limit, the lower limit of detection was used