Growth Hormone Peptides; A Comparative Review CJC 1295, Ipamorelin and Retatrutide: UK Safety and Legal Guide Bolt Pharmacy Peptides are often well tolerated, but they can still cause temporary reactions while the body adapts. Some commonly reported effects include: BPC 157 headaches, nausea, increased appetite TB 500 Winter Water Retention: Why You Feel Puffy in Cold Weather (+ How to Fix It Fast) Tesamorelin vs. Sermorelin: Peptides to Boost HGH