GHRP-2 vs Ipamorelin
GHRP-2: Growth-hormone-releasing peptide. Ipamorelin: Selective growth-hormone secretagogue. Per milligram, GHRP-2 is cheaper right now (USD 0.400 vs USD 0.500 at the cheapest tested vendor). Prices per mg compare cost, not effect: the amounts used in studies differ between compounds.
GHRP-2
A synthetic ghrelin-receptor agonist that strongly releases growth hormone; also raises appetite, cortisol and prolactin somewhat.
- What it is
- Growth-hormone-releasing peptide
- Category
- Growth hormone
- Status
- Approved in Japan as a diagnostic (pralmorelin); not approved in the US.
- Cheapest
- USD 0.400 per mg (Shenzhen Loga Tech LG LOGA)
- Median price
- USD 3.10 per mg
- Vendors
- 28 independently tested, 3 with a lab report
- Research
- Grade B: Some human evidence (7 papers)
- Studied as
- studied in people
- Reported side effects
- Increased cortisol release; Raised serum lactate and white blood cell count (critically ill patients)
Ipamorelin
A five-amino-acid ghrelin-receptor agonist that triggers a growth-hormone pulse with little effect on cortisol or prolactin in studies.
- What it is
- Selective growth-hormone secretagogue
- Category
- Growth hormone
- Status
- Not approved. Research use only; prohibited in sport.
- Cheapest
- USD 0.500 per mg (Nantong Guangyuan Chemical GYC)
- Median price
- USD 4.05 per mg
- Vendors
- 78 independently tested, 20 with a lab report
- Research
- Grade B: Some human evidence (8 papers)
- Studied as
- studied in people
Cheapest tested vendors for GHRP-2 and Ipamorelin
Lowest price per milligram at up to three independently tested vendors each. Rankings are by price only; open a vendor to see its lab results.
| Peptide | Vendor | Per mg |
|---|---|---|
| GHRP-2 | Shenzhen Loga Tech LG LOGA | USD 0.400 |
| HkRoids | USD 0.547 | |
| BeiBangAn | USD 0.600 | |
| Ipamorelin | Nantong Guangyuan Chemical GYC | USD 0.500 |
| Mix Peptides | USD 0.700 | |
| BFF Chem | USD 0.750 |
Questions people ask
What is the difference between GHRP-2 and Ipamorelin?
GHRP-2: Growth-hormone-releasing peptide. Ipamorelin: Selective growth-hormone secretagogue. Per milligram, GHRP-2 is cheaper right now (USD 0.400 vs USD 0.500 at the cheapest tested vendor). Prices per mg compare cost, not effect: the amounts used in studies differ between compounds.
Which is cheaper, GHRP-2 or Ipamorelin?
GHRP-2 is cheaper per mg: USD 0.400 for GHRP-2 vs USD 0.500 for Ipamorelin at the cheapest independently tested vendor. The median listing is USD 3.10 per mg for GHRP-2 and USD 4.05 per mg for Ipamorelin.
Which is easier to find from a tested vendor, GHRP-2 or Ipamorelin?
Ipamorelin is sold by more independently tested vendors: 28 list GHRP-2 (3 publish a lab report for it) and 78 list Ipamorelin (20 with a lab report).
Which has more published research, GHRP-2 or Ipamorelin?
GHRP-2 is graded B (some human evidence) from 7 papers and Ipamorelin is graded B (some human evidence) from 8 papers. Grades count studies of the exact compound only; they describe how much evidence exists, not which one is better.
Are GHRP-2 and Ipamorelin FDA approved?
GHRP-2: Approved in Japan as a diagnostic (pralmorelin); not approved in the US. Ipamorelin: Not approved. Research use only; prohibited in sport.