ResearchSafe

Hexarelin (Hexarelin (Examorelin))

Category: Growth Hormone. Status: Research compound.

The most potent synthetic GHRP with unique cardioprotective properties independent of GH release through cardiac CD36 receptor binding.

How it works

Potent GHSR-1a agonist producing maximal pituitary GH output. Additionally binds cardiac CD36, providing cardioprotection through anti-apoptotic mechanisms independent of GH.

Key facts

  • Molecular weight: 887 Da
  • Half-life: 1-2 hours
  • Bioavailability: High (SubQ)
  • Storage: Lyophilized: -20°C. Reconstituted: 2-8°C.

Dosing overview

  • Typical dose: 100-200 mcg
  • Frequency: 2-3x daily
  • Duration: 4-8 weeks (then break)
  • Route: Subcutaneous

Reported benefits

  • Strongest GH release
  • Cardioprotective effects
  • Recovery acceleration
  • Anti-fibrotic (cardiac)
  • Neuroprotective potential

Possible side effects

  • Cortisol/prolactin increase
  • Rapid desensitization
  • Water retention
  • Flushing

Research

  • Cardioprotective mechanisms of hexarelin via CD36 (2021): Hexarelin reduced infarct size by 40% independent of GH via anti-apoptotic pathways.
  • Hexarelin desensitization kinetics (2019): GH response decreased by 50% after 14 days; full recovery after 4-week washout.

Community reviews of Hexarelin

Rated 4.7 out of 5 from 10 community reviews by ResearchSafe members.

  • deep_science_dee rated it 5/5 - Sleep quality improvement was the first thing I noticed: Running Hexarelin for 2 weeks now, primarily for recovery and body composition. The first benefit I noticed was dramatically better sleep, deeper and more restorative, within the first week. Body composition changes came slower but are real. Leaner midsection, slightly fuller muscles, and my recovery between training sessions is noticeably improved. Not dramatic bodybuilder gains, more like everything works a bit better. Side effects have been minimal. Some water retention in the first 2 weeks that settled down, and occasional numbness in my fingers in the morning that goes away within an ho
  • fasted_frank rated it 5/5 - Gradual but consistent results: About 2 months into my Hexarelin protocol and the compound is doing what it is supposed to. Sleep is deeper, skin quality is better, fat around the midsection is slowly reducing, and my recovery from training is improved. The key insight I have learned is patience. This is not an overnight transformation. It is a slow, steady optimization that compounds over weeks and months. People who quit after 2 weeks are not giving it enough time. Only downsides: some mild joint stiffness early on (actually a sign it is working) and the fasted dosing schedule is sometimes inconvenient. Worth it for the
  • vial_vault_vicky rated it 5/5 - Clean GH pulse without the sides: Running Hexarelin for 3 weeks now, primarily for recovery and body composition. The first benefit I noticed was dramatically better sleep, deeper and more restorative, within the first week. Body composition changes came slower but are real. Leaner midsection, slightly fuller muscles, and my recovery between training sessions is noticeably improved. Not dramatic bodybuilder gains, more like everything works a bit better. Side effects have been minimal. Some water retention in the first 2 weeks that settled down, and occasional numbness in my fingers in the morning that goes away within an ho
  • peptide_path_pam rated it 4/5 - Better recovery and deeper sleep at 6 weeks: Hexarelin has been a solid addition to my protocol. The GH release translates to better sleep, improved recovery, and a gradual improvement in body composition that I did not get from training alone. I track my sleep with a wearable and my deep sleep percentage went from 12% to about 18-20% within the first two weeks. That alone is worth it for recovery. The body comp changes are more subtle but visible in progress photos over 2-3 months. No significant side effects at the doses I am running. Occasionally wake up with slightly puffy hands but it resolves within an hour. Recommend starting co
  • tired_vo2max rated it 5/5 - Hexarelin beat CJC for me, hands down: I ran Hexarelin about 4 weeks while I was coaching and still trying to keep up with my own lifts in the South heat, and tbh it felt way more noticeable than CJC-1295 did for me. Recovery between hard sessions felt quicker, and my sleep got deeper pretty fast. Could just be my own response, but I felt more “refreshed” the next morning. I preferred it over CJC because I actually felt something.
  • restlessdiego rated it 4/5 - Faster turnaround after hard sessions: For me, Hexarelin made the biggest difference in how fast I felt ready to train again after heavy lower-body days. At 50-something, running a PT practice in Canada and still lifting, that mattered. I used it about 3 months, and the only real caveat was the hunger spike, which was pretty obvious 😅

Compare Hexarelin

Community discussions about Hexarelin

Research and educational reference only. Not medical advice.