Description
The GHRP-2 peptide vial from Umbrella Labs comes as freeze-dried powder in a sealed vial. Each batch is tested by LC-MS to 99% purity or higher. It’s $39.99. It’s sold for laboratory research only.
You’ll find similar products in our peptide vials range.
What is GHRP-2?
GHRP-2 (pralmorelin) is a synthetic hexapeptide that acts on the ghrelin receptor and releases GH. It also raises cortisol and prolactin somewhat.
It’s approved in Japan as a diagnostic agent for GH deficiency.
GHRP-2 peptide vial specifications
- Compound: GHRP-2 (Pralmorelin, KP-102, Pralmorelin (free base))
- CAS number: 158861-67-7
- Molecular formula: C45H55N9O6
- Molecular weight: 818.0
- Purity: 99% or higher, tested by LC-MS
- Amount: 10mg
- Form: Lyophilized (freeze-dried) powder in a sealed vial
- Storage: Keep it in the fridge at 2 to 8°C and don’t freeze it
- Use: laboratory research only, not for human or veterinary use
GHRP-2 in published research
Studies by Bowers and others in the 1990s described its effect on GH release in humans.
It’s also known to raise appetite.
Search PubMed for the full studies. We stick to what’s been published.
Preparing GHRP-2 in the lab
The vial holds GHRP-2 as a dry, freeze-dried cake. To use it, dissolve it in bacteriostatic water, letting it run slowly down the side of the glass so it doesn’t hit the powder directly. Swirl or roll the vial until it’s clear. Shaking can damage peptides, so skip it.
The amount of water you add sets the concentration. For example, adding 2mL of bacteriostatic water to a 10mg vial gives 5mg per mL. Write the volume and the date on the label so anyone picking up the vial later knows what’s in it.
We sell bacteriostatic water in 30mL vials, and acetic acid solution for the few peptides that don’t dissolve well in water.
How we test GHRP-2
Every batch of GHRP-2 is checked with liquid chromatography-mass spectrometry (LC-MS) before it goes on sale. LC-MS separates a sample into its parts and identifies each one by mass, so it confirms what the compound is and how much of the sample it makes up. The current batch tested at 99% or higher.
Small differences between batches are normal, so write the batch number from the label into your records. If something looks wrong when your order arrives, like discoloured powder or a cloudy solution, set it aside and don’t use it.
How to store GHRP-2
Keep it in the fridge at 2 to 8°C and don’t freeze it. Once mixed, keep the vial in the fridge and use it within a few weeks. Unmixed vials keep much longer, so only reconstitute what you need. Label anything you decant with the compound, amount and date, and keep it out of reach of children and pets.
Common questions about the GHRP-2 peptide vial
Does GHRP-2 come with water to mix it?
No. The vial holds only the freeze-dried powder. Add bacteriostatic water to your order if you don’t already have some.
How long does mixed GHRP-2 last?
Kept in the fridge, most reconstituted peptides are good for a few weeks. Unmixed vials last much longer, especially in the fridge or freezer.
Is the GHRP-2 peptide vial in stock?
Yes. Every option on this page is in stock and ready to ship.
More research peptides like GHRP-2
If you’re browsing for a study, you might also look at GHRP-6 peptide vial, Hexarelin peptide vial, Ipamorelin peptide vial and 5-Amino-1MQ vial. Our main Research Peptides page lists everything in the category.
Buy GHRP-2 peptide vial from Umbrella Labs
Ready when you are. Add it to your cart and check out. The GHRP-2 peptide vial is in stock and ready to ship. While you’re here, our lab supplies cover the pipettes, scales and solutions most studies need.
Sold for laboratory research use only. It isn’t for human or veterinary use, and it isn’t a food, drug or cosmetic.









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