bpc 157 regulation Pharmacological overview of BPC-157. The diagram illustrates the Regulatory Alert: The Legal Status
Description
The latter more closely mimics a medication schedule and may be easier to maintain consistently

Sever M, et al

This article covers the structural differences between the two peptides, the separate bodies of preclinical evidence for each, what the human clinical trial record actually shows (more limited and more complicated than most research content acknowledges), and what safety and regulatory framing looks like for both

TB-500: The Cellular Migration and Remodeling Director TB-500 is a synthetic form of thymosin beta-4, a peptide associated with cell migration and tissue repair
Inject slowly, angled down the inner wall of the vial