Can peptides affect prostate health or PSA levels?

Growth hormone peptides may slightly increase prostate size and PSA levels due to IGF-1. Men over 50 should get baseline PSA testing before peptide use and monitor annually. Sudden PSA increases warrant urological evaluation. <a href='https://www.cancer.gov/types/prostate/psa-fact-sheet' target='_blank'>NCI PSA Testing Fact Sheet</a>