bpc-157 derived from protein in human gastric juice Peptides: What They Are, What We Know, and Why Is Worth Talking About BPC-157 10mg – NewBioRx
Description
Evolutionarily, those processes help us heal and help tumors thrive

Other less common side effects include headache, diaphoresis, weakness, and rhinitis[58]

However, if your needs are higher due to diet or absorption issues, a standalone B12 supplement may be advised

So, when someone asks, "can I reconstitute tirzepatide with normal saline?", our professional observation is always a resounding cautionary signal against it for anything but immediate use, and even then, it's not ideal
