bpc-157 not fda approved is one of the peptides that has been getting a lot of attention recently. It is a synthetic peptide derived from a protein found in human gastric juice. In experimental research FDA's Overreach on Compounded Peptides
Description
Before an appointment for hiatal hernia diagnosis, a person may be asked to refrain from eating or drinking

The worry is understandable
2020;33(4):e13531
10 Claudin-1, occludin, ZO-1, and JAM surface expression remained unaltered in these transgenic mice (vs