Research-grade compound. Laboratory use only. Not intended for human or animal use, ingestion, or injection. No medical claims are made or implied.
≥98% PurityIn-House HPLC & MS Tested
HormonesSKU: CP-GH6
GHRP-6 Acetate
≥99% PurityHPLC & MS verified
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Research-grade GHRP-6 Acetate. 99.3% avg purity, HPLC & MS verified. Lyophilized powder in sealed glass vial. For laboratory research use only. Not for human consumption.
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Important Notice
This product is intended for laboratory and research use only. Not for human or veterinary use. By purchasing, you confirm this product will be used exclusively for in-vitro research purposes.
When This Product May Not Suit Your Research
- ⚠If your research requires GMP-grade material for clinical applications — research-grade peptides are not intended for clinical use.
- ⚠If your lab lacks proper cold storage (-20°C freezer) — this peptide's stability may be compromised at higher temperatures.
- ⚠If your study protocol requires FDA-approved reference standards — contact USP or a certified reference material provider.
Purity HPLC
99.3% average HPLC purity, verified by independent third-party testing
Third-Party Tested
Janoshik report published when available
Fast Shipping
24h dispatch, EU-wide shipping from €4.99
Third-Party Tested
Independent lab verification for every batch
Last reviewed: 2026-04-24
About GHRP-6 Acetate
GHRP-6 is a synthetic hexapeptide GHS-R1a agonist and one of the original growth hormone secretagogues. Two things distinguish it from the rest of the GHRP family: it produces robust GH release, and it produces the strongest appetite stimulation of the group. Those two effects come from the same receptor — GHS-R1a — but expressed in different tissues. Pituitary GHS-R activation drives GH release. Hypothalamic GHS-R activation, particularly on NPY/AgRP neurons, drives hunger. CAS: 87616-84-0. MW 873.0 Da.
The Appetite Angle
GHRP-6 is worth having independently of its GH effects. If the research question is ghrelin signaling in GLP-1 receptor-mediated signalling, gut-brain axis communication, or orexigenic peptide pharmacology, GHRP-6 is a more tractable tool than working with native ghrelin, which has a very short half-life and complex production sites. GHRP-6 activates GHS-R in the hypothalamus and gut with predictable kinetics.
The comparison that matters: GHRP-2 produces more GH per unit dose than GHRP-6. GHRP-6 produces more appetite stimulation. Ipamorelin is selective for GH release with minimal appetite or cortisol effects. Each occupies a specific niche based on which GHS-R-mediated pathways are under study. For pure GH research with clean experimental design, ipamorelin wins. For appetite and feeding behavior research, GHRP-6 is the appropriate tool.
Specifications
| Molecular Weight | 873.0 Da |
|---|---|
| CAS | 87616-84-0 |
| Purity | 99.3% avg by HPLC |
| Form | Lyophilized powder |
| Sizes | 5mg, 10mg |
Storage: Lyophilized: −20°C, away from light. Once reconstituted: 2–8°C, use within 4 weeks.
Quality: HPLC purity analysis, mass spec identity confirmation, endotoxin testing on every batch. COA ships with every order. EU-based QC under CERTALAB S.R.L.
Frequently Asked Questions
Why does GHRP-6 cause more hunger than other GHRPs?
GHRP-6 activates GHS-R1a in both pituitary (driving GH release) and hypothalamus (driving appetite via NPY/AgRP neurons). The hypothalamic effect is notably stronger with GHRP-6 than with GHRP-2 or ipamorelin, for reasons that aren't fully characterized but likely involve differences in receptor binding kinetics or tissue distribution of GHS-R subtypes. The appetite effect is the same receptor pathway as ghrelin's orexigenic signal — ghrelin is sometimes called the "hunger hormone" for exactly this reason.
When is GHRP-6 preferred over GHRP-2?
When appetite stimulation or gut-brain GHS-R signaling is part of the experimental question. GHRP-2 is the better choice when maximizing GH pulse amplitude is the primary goal. GHRP-6 is better for research on orexigenic peptide pathways, appetite circuit pharmacology, or gut GHS-R biology, where the appetite effect is a feature rather than a confound.
For research purposes only. Not for human consumption.
Specification Summary
Purity99.3% avg
FormLyophilized Powder
Storage-20\u00B0C
Researcher Confidence
Why researchers choose CertaPeptides
Who actually tests this?
Every batch is independently verified by Janoshik Analytical (100,000+ verifications/month), Eurofins Scientific, and Analytical Sciences International. We publish every Certificate of Analysis.
View COAs →What if I get the wrong batch?
Every bottle label carries a lot number that maps to a specific Certificate of Analysis. If a batch fails spec, we don't ship it — full stop.
View COAs →Where does it ship from?
Romania (EU). We are CERTALAB SRL, CUI RO54451735, VAT-registered. SameDay for Romania, FanCourier for Central/Eastern EU, TCE Worldwide for the rest. 3–7 business days EU-wide.
Shipping details →What if there's a problem?
You have a 14-day withdrawal right under OUG 34/2014 (Romanian/EU consumer law), with ANPC/ODR escalation available. Contact us at support@certapeptides.com.
Returns policy →Product Information
This product is intended for scientific research and development purposes only. It is a chemical substance that shall not be used as a drug, medicine, active substance, or ingredient in any product intended for human or animal consumption. Researchers must handle this compound in accordance with their institutional biosafety guidelines. Use only in properly equipped laboratory settings with appropriate personal protective equipment.
Frequently Asked
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