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ipamorelin
Ipamorelin is a selective growth hormone releasing peptide (GHRP) and the first identified GHSR-1a agonist with minimal off-target receptor activity. Studied for dose-dependent GH pulse stimulation in preclinical models. Synthesized to >99% purity. For in-vitro research use only.
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Research Use Only — Not for Human Consumption
Ipamorelin's high selectivity makes it a valuable research tool for isolating GH secretagogue activity:
- Selective GHSR-1a agonist with minimal off-target receptor activity in preclinical studies
- Does not significantly elevate cortisol, prolactin, or ACTH in animal models — unlike GHRP-2 or GHRP-6
- Dose-dependent GH pulse stimulation observed in rodent and primate models
- Synergistic GH output when combined with GHRH analogues (e.g., CJC-1295) in research settings
- Short half-life (~2 hours) allows pulsatile GH release modeling in in-vivo studies
Every batch is independently tested by a US-based third-party laboratory. Our Certificate of Analysis confirms:
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- Identity: confirmed by HPLC and mass spectrometry
- Purity: >99% by HPLC
- Endotoxin: <1 EU/mg
- Appearance: white to off-white lyophilized powder
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- Raun K, et al. (1998). Ipamorelin, the first selective growth hormone secretagogue. Eur J Endocrinol. 139(5):552–561.
- Bowers CY. (1998). Growth hormone-releasing peptide (GHRP). Cell Mol Life Sci. 54(12):1316–1329.
- Johansen PB, et al. (1999). Ipamorelin, a new growth-hormone-releasing peptide. Growth Horm IGF Res. 9(2):106–113.
Frequently Paired Compounds
CJC-1295 + Ipa
GH-Releasing Blend
MOTS-c
Mitochondrial Peptide
BAC Water
Reconstitution Solution
meet the collection.
Made With
ipamorelin
peptide · gh secretagogue
Ipamorelin synthesized to >99% purity in a US-based cGMP facility. Selective GHSR-1a agonist with minimal off-target activity. Every batch independently tested and COA published publicly. Supplied for in-vitro and laboratory research use only.
a growth hormone secretagogue for muscle + metabolic research.
Purity>99% by HPLC
FormLyophilized powder
Endotoxin<1 EU/mg
Storage−20°C · 28 days reconstituted
TestingThird-party verified · USA synthesized
FYIResearch Use Only · Not for human use
Ipamorelin's high selectivity makes it a valuable research tool for isolating GH secretagogue activity:
- Selective GHSR-1a agonist with minimal off-target receptor activity in preclinical studies
- Does not significantly elevate cortisol, prolactin, or ACTH in animal models — unlike GHRP-2 or GHRP-6
- Dose-dependent GH pulse stimulation observed in rodent and primate models
- Synergistic GH output when combined with GHRH analogues (e.g., CJC-1295) in research settings
- Short half-life (~2 hours) allows pulsatile GH release modeling in in-vivo studies
Every batch is independently tested by a US-based third-party laboratory. Our Certificate of Analysis confirms:
Search COA Library →
- Identity: confirmed by HPLC and mass spectrometry
- Purity: >99% by HPLC
- Endotoxin: <1 EU/mg
- Appearance: white to off-white lyophilized powder
Search COA Library →
- Raun K, et al. (1998). Ipamorelin, the first selective growth hormone secretagogue. Eur J Endocrinol. 139(5):552–561.
- Bowers CY. (1998). Growth hormone-releasing peptide (GHRP). Cell Mol Life Sci. 54(12):1316–1329.
- Johansen PB, et al. (1999). Ipamorelin, a new growth-hormone-releasing peptide. Growth Horm IGF Res. 9(2):106–113.
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common questions.
Everything you need to know about Ipamorelin for your research. Can't find an answer? Contact our team directly.
Ipamorelin is the first selective GHRP identified with high specificity for the GHS receptor and minimal side-receptor activity. GHRP-2 and GHRP-6 both elevate cortisol and prolactin significantly in preclinical studies. Ipamorelin does not, making it an important tool for studying isolated GH secretagogue effects without confounding hormonal changes.
Ipamorelin is commonly studied in combination with GHRH analogues such as CJC-1295 (No DAC) or Modified GRF 1-29. The synergistic dual-pathway stimulation — GHSR-1a agonism (Ipamorelin) plus GHRH receptor activation (CJC-1295) — produces greater GH pulse amplitude than either compound alone in preclinical models.
No. All products sold by Clean Labs USA are strictly for laboratory and in-vitro research use only. They are not drugs, supplements, or food products and are not intended for self-administration or therapeutic use. Purchase constitutes agreement to our Research Use Only terms.
Every order ships with a batch-specific COA. You can also search our full COA library by SKU or batch number at trycleanlabs.com/coa-library. COAs include HPLC purity data, mass spec confirmation, and endotoxin results.
Store lyophilized powder at −20°C in a sealed vial, away from light and moisture. Shelf life exceeds 24 months under these conditions. Once reconstituted, store at 4°C and use within 28 days. Do not freeze reconstituted solution.
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Every compound we carry is synthesized to research-grade standards, third-party verified for purity, and shipped with a full certificate of analysis.
ipamorelin