Ipamorelin vs Hexarelin
Ipamorelin and Hexarelin are both GH-releasing peptides on the ghrelin receptor, so the comparison comes down to potency versus cleanliness. Hexarelin is among the most potent GHRPs studied; Ipamorelin trades some raw potency for a markedly cleaner selectivity profile.
Ipamorelin
A selective GH secretagogue studied for clean, repeatable GH pulses.
BEST STUDIED FOR
Clean, sustainable GH-pulse research
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Hexarelin
A highly potent GH-releasing peptide studied for strong GH release.
BEST STUDIED FOR
Peak GH-release potency research
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SIDE BY SIDE
| Ipamorelin | Hexarelin | |
|---|---|---|
| Class | GH secretagogue (ghrelin-receptor agonist) | GH secretagogue (ghrelin-receptor agonist) |
| Potency | Moderate, clean | Very high — among the most potent GHRPs |
| Desensitisation studied | Low with repeated use | Notable receptor desensitisation with continued use |
| Cortisol / prolactin | Minimal in studies | Measurable rise reported |
| Selectivity | Highly selective | Less selective, broader effects |
| Research use | Repeatable clean GH pulses | Short-window peak-potency research |
WHEN TO RESEARCH WHICH
Research Ipamorelin when the interest is a clean, repeatable GH pulse with minimal cortisol, prolactin or desensitisation in the literature. Research Hexarelin when peak GH-release potency is the variable of interest, accepting the desensitisation and off-target effects reported with continued exposure. Same receptor, opposite ends of the potency-vs-selectivity trade-off.
FREQUENTLY ASKED
What is the difference between Ipamorelin and Hexarelin?
Both are ghrelin-receptor GH secretagogues, but Hexarelin is far more potent while Ipamorelin is far more selective. Hexarelin research notes receptor desensitisation and cortisol/prolactin effects; Ipamorelin is studied for a clean, repeatable pulse.
Which is more sustainable in research protocols?
Ipamorelin, because it is not associated with the receptor desensitisation reported with Hexarelin over continued exposure. Ipamorelin is HPLC-verified with a Certificate of Analysis.
Do you stock Hexarelin?
We stock Ipamorelin. Hexarelin appears here as a reference comparison; browse our GH research range for current stock. For research purposes only.
MORE COMPARISONS
All products supplied for research purposes only. Not for human consumption.