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Home / Encyclopedia / Growth Hormone Axis / Hexarelin vs GHRP-6
⚖️ Growth Hormone Axis

Hexarelin vs GHRP-6

How do Hexarelin and GHRP-6 compare for Growth Hormone Axis research? Side-by-side evidence, molecular profile, EU legal status and COA-verified supplier prices — never dosing advice.

At a glance

Hexarelin

⚡ Growth Hormone Axis
EVIDENCE BASE
SEQUENCE
His-D-2MeTrp-Ala-Trp-D-Phe-Lys-NH₂
MW
887.1 g/mol
CAS
140703-51-1
EU STATUS
Research only
WADA
Prohibited S2
MIN PURITY
≥98% HPLC
Molecular weight
887.1 g/mol
CAS number
140703-51-1
PRICE FROM
€59 · 1 EU vendors
View prices →

GHRP-6

⚡ Growth Hormone Axis
EVIDENCE BASE
SEQUENCE
His-D-Trp-Ala-Trp-D-Phe-Lys-NH₂
MW
873.0 g/mol
CAS
87616-84-0
EU STATUS
Research only
WADA
Prohibited S2
MIN PURITY
≥98% HPLC
Molecular weight
873.0 g/mol
CAS number
87616-84-0
Route
Subcutaneous
Half-life (t½)
≈15–60 min
PRICE FROM
€29.99 · 3 EU vendors
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Which fits which research target?

Both Hexarelin and GHRP-6 sit within Growth Hormone Axis research but are studied for different primary signals. Neither is an approved medicine — compare the evidence, not marketing claims.

Neither Hexarelin nor GHRP-6 is an approved medicine. All comparisons here are research observations, not usage, dosing or efficacy recommendations.

What the research shows

Hexarelin

Human studies confirm potent GH release with desensitisation upon repeated dosing — a characteristic that limits sustained use research. Cardiac research: in rat ischaemia-reperfusion models, hexarelin reduced infarct size and improved contractile function via a GH-independent mechanism (CD36 receptor). The cardioprotective profile is a distinct research angle compared to other GHRPs.

GHRP-6

EVIDENCE SUMMARY
MODERATE
GH secretion — The original GHRP; stimulates GH via the ghrelin receptor, with a weaker GH response than GHRP-2.
MODERATE (ANIMAL)
Appetite stimulation — Strong ghrelin-like appetite signal; studied in cachexia and wasting models.
LIMITED
Cardioprotection — Animal models suggest cardioprotective effects via the CD36 receptor; early-stage.

Compare prices across EU suppliers

Compare Hexarelin across EU suppliers

1 EU vendors · COA · from €59

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Compare GHRP-6 across EU suppliers

3 EU vendors · COA · from €29.99

View prices →

Frequently asked questions

Is Hexarelin or GHRP-6 better?

Neither is an approved medicine, and “better” depends on the research target. Hexarelin is most associated with Growth Hormone Axis, while GHRP-6 is studied for GH secretion. Compare the evidence tiers and COA-verified EU pricing above rather than assuming one is superior. This is not a usage recommendation.

Why compare Hexarelin and GHRP-6?

Both are studied within Growth Hormone Axis research through different mechanisms, so researchers often weigh them against each other. This page sets their evidence, molecular profile, EU legal status and supplier pricing side by side.

Which is cheaper in the EU, Hexarelin or GHRP-6?

Prices vary by supplier, vial size and COA status. Hexarelin is listed from €59 across 1 COA-verified EU vendors; GHRP-6 from €29.99 across 3. Open the price pages above to compare current listings — nobody pays us for placement.

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