Can smoking or vaping affect peptide effectiveness or safety?

Nicotine constricts blood vessels, potentially reducing peptide absorption and healing effects. Smoking also increases inflammation, counteracting benefits of anti-inflammatory peptides like BPC-157. Consider quitting or reducing tobacco use for optimal results. <a href='https://www.cdc.gov/tobacco/quit_smoking/index.htm' target='_blank'>CDC Quit Smoking Resources</a>