Research peptides,
direct from the lab.
Pro Peptides Direct supplies independent researchers with batch-tested compounds at honest, transparent pricing. No markup. No middlemen.
For laboratory, academic, and institutional research use only. Not for human or animal consumption.
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Incretin & Metabolic Peptides
GLP-1 / GIP / glucagon receptor research compounds
$100
GLP-1 receptor agonist analog (C187 H291 N45 O59) for in vitro study of incretin receptor binding and downstream cAMP signaling.
All products currently listed on this site are for research purposes only.
$150
Dual GIP/GLP-1 receptor agonist peptide used in research on co-activation of incretin receptors and G-protein signal transduction.
All products currently listed on this site are for research purposes only.
$150
Triple GIP/GLP-1/glucagon receptor agonist peptide for laboratory investigation of multi-receptor incretin signaling.
All products currently listed on this site are for research purposes only.
$120
Triple GIP/GLP-1/glucagon receptor agonist peptide for laboratory investigation of multi-receptor incretin signaling.
All products currently listed on this site are for research purposes only.
$40
Phosphatidylcholine and methyl-donor lipotropic compound for in vitro research on lipid metabolism and hepatocyte pathway models.
All products currently listed on this site are for research purposes only.
Secretagogue & Growth Factor Peptides
GHRH / GHS-R / IGF receptor research compounds
$65
Blend of a GHRH analog and a selective GHS-R (ghrelin receptor) agonist for research on growth hormone secretagogue signaling pathways.
All products currently listed on this site are for research purposes only.
$35
Selective GHS-R1a (ghrelin receptor) agonist pentapeptide for in vitro study of growth hormone secretagogue receptor activation.
All products currently listed on this site are for research purposes only.
$60
Synthetic growth-hormone-releasing hormone (GHRH) analog for laboratory research on GHRH receptor signaling.
All products currently listed on this site are for research purposes only.
$45
Recombinant long-arginine-3 insulin-like growth factor analog for in vitro study of IGF-1 receptor binding and signal transduction.
All products currently listed on this site are for research purposes only.
Cytoprotective & Structural Peptides
Cell-signaling & extracellular matrix research compounds
$75
Research blend of BPC-157, thymosin beta-4 fragment (TB-500), and GHK-Cu (10/10/50) for in vitro studies of peptide signaling and extracellular matrix gene expression.
All products currently listed on this site are for research purposes only.
$90
Research blend of GHK-Cu 50mg, TB-500 10mg, BPC-157 10mg, and KPV 10mg for in vitro studies of matrix protein expression and peptide-mediated cell signaling.
All products currently listed on this site are for research purposes only.
$45
Stack of BPC-157 pentadecapeptide and thymosin beta-4 fragment (TB-500) for in vitro cytoprotection and cell-migration research.
All products currently listed on this site are for research purposes only.
$25
Stack of BPC-157 pentadecapeptide and thymosin beta-4 fragment (TB-500) for in vitro cytoprotection and cell-migration research.
All products currently listed on this site are for research purposes only.
$25
Synthetic 15-amino-acid pentadecapeptide (BPC-157) for in vitro study of cytoprotective and angiogenic signaling pathways.
All products currently listed on this site are for research purposes only.
Neuropeptides
Neuro-signaling & receptor research compounds
$35
Synthetic heptapeptide analog of tuftsin for in vitro research on neuropeptide and immunomodulatory receptor pathways.
All products currently listed on this site are for research purposes only.
$35
Synthetic ACTH(4-10) heptapeptide analog for laboratory study of melanocortin and BDNF-related signaling pathways.
All products currently listed on this site are for research purposes only.
Melanocortin Receptor Peptides
MC1R–MC5R receptor research compounds
$40
Cyclic melanocortin receptor agonist peptide (bremelanotide) for in vitro study of MC3R/MC4R receptor signaling.
All products currently listed on this site are for research purposes only.
$45
Synthetic melanocortin receptor agonist analog for in vitro research on melanocortin signaling and melanogenesis.
All products currently listed on this site are for research purposes only.
Coenzyme & Metabolic Compounds
Cellular metabolism research compounds
$70
Nicotinamide adenine dinucleotide coenzyme for in vitro research on cellular redox reactions and mitochondrial metabolism.
All products currently listed on this site are for research purposes only.
Copper & Matrix Peptides
Tripeptide & extracellular matrix research compounds
$50
Copper-binding tripeptide (Gly-His-Lys-Cu) for in vitro study of collagen and extracellular matrix gene expression.
All products currently listed on this site are for research purposes only.
Laboratory Reagents
Reconstitution & laboratory supplies
$15
Bacteriostatic solution for laboratory reconstitution of lyophilized research compounds.
All products currently listed on this site are for research purposes only.
All products are intended for research purposes only. Not for human consumption.
How it works
A direct supply chain you can verify at every step.
Order Direct
Browse the catalog and check out. No subscriptions, no minimums, no upsells.
Batch Verified
Every lot ships with a COA from an independent third-party laboratory.
Fast Discreet Shipping
Same-day fulfillment from our US facility. Tracked, insured, plain packaging.
Built for researchers, priced for everyone.
We launched Pro Peptides Direct because the cost of quality reagents had drifted far from their actual value. Our model is simple: source from vetted manufacturers, verify every batch, and pass the savings on.
- 99%+ Purity Guaranteed
- Discreet & Secure Packaging
- US-based support and fulfillment
- Transparent sourcing & pricing
Frequently asked
Are these for human consumption?+
No. All products sold by Pro Peptides Direct are for research and laboratory use only. Not for human or veterinary use.
Do you provide certificates of analysis?+
Yes. COAs from independent third-party labs are available upon request for every batch.
How fast do you ship?+
Orders placed before 2pm ET ship the same business day. Domestic delivery typically arrives in 2–4 days.
What payment methods do you accept?+
Venmo, Cashapp, Paypal, and BTC. Discreet billing on every order.
How much is shipping?+
Shipping is a flat $15 per order within the United States.
Contact Us
Have a question about an order, a product, or our verification process? Send us a message and we will get back to you within 24 hours.