Sequence: Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-NH₂
Purity: ≥99% by HPLC
Form: Reconstituted solution
CAS Number: 121062-08-6
Store at 2–8°C and use within the documented stability window.
Cold-chain, discreet packaging. Ships within 24 hours of payment confirmation. Sold strictly for laboratory research use to verified adults 18+.
VERIFIED PURITY. INDEPENDENTLY TESTED.
Our research products undergo independent third-party laboratory testing. Results are published, not just promised.
Melanotan II is a synthetic cyclic peptide analog of α-melanocyte-stimulating hormone, studied for its interaction with melanocortin receptor pathways. It has been referenced in laboratory research involving melanogenesis signaling, pigmentation biology, receptor selectivity, and metabolic-response models. It is supplied strictly for research use and is not intended for human consumption.
Melanotan II is a synthetic cyclic peptide that acts as an agonist at melanocortin receptors, particularly MC1R, with activity at several other melanocortin receptor subtypes. When these receptors are activated, they trigger G-protein signalling inside cells and can increase intracellular cAMP. MC1R signalling is involved in the biology of melanocytes and melanin production, while other melanocortin receptors are involved in different biological signalling pathways. Researchers study Melanotan II because it can activate these receptors and provide a tool for investigating how melanocortin receptor signalling affects different cellular processes.
Melanotan II is studied in scientific research because it is a potent synthetic melanocortin receptor agonist that can activate several members of the melanocortin receptor family. Researchers use it to investigate receptor activation, signalling pathways, pigmentation biology, and the different functions controlled by melanocortin receptors. Its activity across multiple receptor subtypes also makes it useful for studying how melanocortin signalling produces different biological responses.
Reference information for laboratory research solution preparation only. Not instructions for human use. This product is not a drug, food, supplement, or cosmetic and is not intended for human or animal consumption.
Add bacteriostatic or sterile water to the lyophilized vial using standard laboratory aseptic technique.
Concentration = total peptide mass ÷ diluent volume. Record on the vial label for traceability.
Store refrigerated at 2–8°C and use within the documented stability window for your research protocol.
The information above summarizes published research interest in this compound. It does not constitute a health claim and this product is sold strictly for laboratory research use.
| PEPTURION | Typical Vendor A | Typical Vendor B | |
|---|---|---|---|
| Third-party HPLC testing | ✓ | ✗ | ✗ |
| Public CoA | ✓ | ✗ | ✗ |
| Mass spec confirmation | ✓ | ✗ | ✗ |
| ≥98% Purity | ✓ | ✗ | ✗ |
| 24/7 support | ✓ | ✗ | ✗ |
Yes. All of our products are tested by an independent laboratory for purity and identity before it ships. The Certificate of Analysis for your specific product is available on this page and included with your order.
Orders ship in cold-chain, discreet packaging within 24 hours of payment confirmation. Tracking is provided via email as soon as your order leaves our facility.
No. This product is sold strictly for laboratory and research use. It is not a drug, food, dietary supplement, or cosmetic, and it is not intended for human or animal consumption.
Store lyophilized vials at -20°C, away from light, until ready for reconstitution. Once reconstituted, store the solution refrigerated at 2–8°C per standard laboratory handling practice.
Purchases are restricted to individuals 18 years of age or older who are purchasing for legitimate laboratory or research purposes, or who are purchasing on behalf of a research institution.
This product is sold exclusively for laboratory and research purposes. Not for human or animal consumption. Not a drug, food, dietary supplement, or cosmetic. Must be 18 years or older to purchase. By purchasing you confirm you are a qualified researcher or are purchasing on behalf of a research institution.
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