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Ipamorelin
Lab verified99.2% pureHPLC + Mass specEndotoxin tested
PS-112 · Metabolic Research

Ipamorelin

4.8 · 176 reviews

A selective growth-hormone secretagogue (GHRP) studied for GH release with minimal effect on cortisol or prolactin.

Read the Ipamorelin research guide→
$41.328.26/mg
Vial size

In stock

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Frequently paired with
  • Great value!
    Make this a kit
    Ipamorelin + 3 mL BAC water + 10 syringes + 10alcohol pads — pads free, water & syringes 25% off
    Starting at
    $56.43
    $64.46
  • CJC-1295
    GHRH analog, studied with and without DAC.
    $45
  • Bacteriostatic Water
    0.9% benzyl alcohol water for reconstitution, sold as a single vial.
    $13.14
  • Insulin Syringes
    31G 0.5 mL sterile syringes, sold in packs of 10, 100, or 300.
    $7
  • Alcohol Prep Pads
    70% isopropyl alcohol pads, sold in packs of 10 or 200.
    $3
  • Best value!
    GH-Axis Research Pair
    A GHRH analog and a selective GHRP, the combination most published GH-axis protocols study together.
    Starting at
    $88
    $106.46

Molecular specification

Molecular formula
C38H49N9O5
Molecular weight
711.85 g/mol
CAS number
170851-70-4
Amino acids
5
Appearance
White lyophilized powder
Purity (HPLC)
99.2%
Elimination half-life
≈ 2 h

Mechanism & published research

Ghrelin/GHS receptor agonism stimulating pulsatile GH release with high selectivity.

  • Selective GH release characterized in preclinical work.

    animal modelrodent and in vitro models·Raun et al., 1998 (representative)PubMed ↗

Descriptions summarize existing published research and are not claims about outcomes from use. Every citation states its study type and population.

How it compares

VersusAttributeNote
CJC-1295MechanismGHRP vs GHRH; commonly co-studied.
HexarelinSelectivityIpamorelin is more selective (less cortisol/prolactin) than hexarelin.

Reconstitution

Concentration math only: add bacteriostatic water to the vial and the resulting concentration is shown below. This is not usage guidance.

VialBacteriostatic waterConcentration
5 mg2 mL2.5 mg/mL
10 mg2 mL5 mg/mL
Open the reconstitution calculator →

Storage & stability

StateTemperatureDuration
Lyophilized (unopened)-20°C24 months
Reconstituted2–8°Cup to 4 weeks

Reviews

4.8
Based on 176 verified purchases

Reviews are collected post-delivery and screened to exclude any human-use or dosing-outcome claims before publication. They speak to product quality, shipping, and COA accuracy.

Verified
“Vials arrived tamper-evident with the lot printed to match the COA. Discreet outer packaging too.”
@benchside.k · 2026-05-27
Verified
“Vials labeled with the lot number matching the certificate. Clean, discreet packaging.”
@j.mwangi · 2026-04-16
Read more verified reviews →

Product FAQ

What makes it 'selective'?+

Research describes GH release with minimal cortisol/prolactin impact relative to other GHRPs.