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What is Melanotan 2? Research profile

Melanotan 2 is a cyclic α-MSH analog studied in melanogenesis (pigmentation) research. ≥99% HPLC purity. For research use only.

Melanotan 2 is a synthetic, cyclic analog of the hormone α-MSH (melanocyte-stimulating hormone). It is studied in research for its relationship with melanogenesis, the process of pigment production. NeoPeptidos offers it with ≥99% HPLC purity, for research use.

Technical profile

Product Melanotan 2
CAS 121062-08-6
Molecular formula C₅₀H₆₉N₁₅O₉
Molecular weight 1024.18 Da
Sequence Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-NH₂ (7 aa, cyclic)
Purity 99% HPLC
Presentation Lyophilized vial; bacteriostatic water included
Use For scientific research use only

What is Melanotan 2?

α-MSH activates melanocortin receptors, including those involved in skin pigmentation. Melanotan 2 is a cyclic, more stable version that acts on several of these receptors, which makes it a tool for studying melanocortin pathways.

Research context

The preclinical literature on Melanotan 2 has focused on melanocortin pathways and pigment production in experimental models.

These findings belong to the field of research and do not constitute evidence of efficacy or safety in humans. Melanotan 2 is not approved for human consumption and is offered for research use only.

Handling and reconstitution

See the reconstitution guide and the storage guide.

Quality and traceability

≥99% purity by HPLC and batch COA. See quality control.

🔬 Updated on September 27, 2026 · Reviewed by the NeoPeptidos team · Content for research purposes (RUO).

Frequently asked questions

What is Melanotan 2?

It is a cyclic α-MSH analog studied in research on melanogenesis and melanocortin pathways.

What is the difference between Melanotan 1 and Melanotan 2?

Melanotan 1 is a linear α-MSH analog and Melanotan 2 is cyclic; they have different structures and receptor profiles and are studied separately.

Is Melanotan 2 approved for human consumption?

No. Melanotan 2 is offered exclusively for laboratory scientific research use; it is not approved by COFEPRIS or intended for human or animal consumption.

What purity and backing does NeoPeptidos' Melanotan 2 have?

Each batch is delivered with ≥99% purity verified by HPLC chromatography and a Certificate of Analysis (COA) issued by an independent laboratory.

Melanotan 2 — pureza verificada

99%+ by HPLC and batch COA. From $900.00. For research use.

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Notice: The content of this resource is educational and for scientific communication. NeoPeptidos products are for laboratory research use only.