The PEN form is here a separate technical choice, not a different molecule
[DOI] [PMC free article] [PubMed] [Google Scholar] 40.Kessler H., Pajonk F.G., Bach D., Schneider-Axmann T., Falkai P., Herrmann W., Multhaup G., Wiltfang J., Schfer S., Wirths O., et al
Taurine Taurine injections can boost energy, reduce oxidative stress, and improve mental and physical performance, They help patients maintain healthy blood pressure and cholesterol levels
Because it falls into the FDAs Generally Recognized As Safe Program (GRAS) category, you can surely use the peptide without worrying about legal issues
Remove both the peptide vial and bacteriostatic water from cold storage and let them reach room temperature