Melanotan 2 research guide for Sistrans. Melanocortin agonist studied for tanning and libido — covers purity testing, COA verification, reconstitution, and sourcing.
Most researchers searching for Melanotan 2 in Sistrans quickly find that local retail options are all but absent from local stores. This matters because Melanotan 2 quality varies dramatically across the market — from analytically confirmed high-purity product to material with significant impurity issues — and the vendor determines everything about the product. Vendors worth sourcing from openly share batch-matched Certificates of Analysis documenting HPLC chromatograms, mass spec identity confirmation, endotoxin levels, and residual solvent results — all for the specific lot you are purchasing. The sections below cover what Sistrans researchers need to know about finding, evaluating, and storing Melanotan 2 for research purposes.
The Science Behind Melanotan 2
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How to Source Melanotan 2 — Vendor Guide
Assessing Melanotan 2 vendors starts with the COA: request the batch-specific certificate before purchasing, not after. A COA for Melanotan 2 should include: HPLC purity percentage with the actual chromatogram data, mass spectrometry data verifying the correct molecular weight, endotoxin test results, and a residual solvent panel — all batch-matched. Signs of a credible vendor beyond COA quality: documented vendor history spanning multiple years, responsive technical support who understand testing methodology, and shipping with desiccant and appropriate cold protection. Store lyophilised Melanotan 2 at minus 20 degrees Celsius until ready to use; reconstitute only the volume needed for upcoming use and keep the remainder frozen.
Order Melanotan 2 — ships to Sistrans
COA-verified · International tracking · Research grade
Melanotan 2 is available for research use only and is not approved for human consumption by the FDA or comparable health authorities — all information here is for educational purposes only. Storage requirements for Melanotan 2: lyophilised powder at minus 20°C, reconstituted solution refrigerated at 2-8°C and used within 30 days; reconstitute only with sterile bacteriostatic water. Endotoxin testing in the Melanotan 2 COA is not optional — gram-negative bacterial endotoxins can trigger dangerous immune responses at very low concentrations, and no cost saving makes omitting this acceptable. Protocol documentation — recording exactly what was used, when, and how — is a research best practice for Melanotan 2 that allows any unexpected observations to be properly contextualised.
Frequently Asked Questions
What are the main receptor targets of Melanotan-2?
MT-2 is a relatively non-selective melanocortin receptor agonist with activity at MC1R (melanocyte pigmentation stimulation), MC3R (CNS, energy homeostasis), MC4R (CNS, appetite/libido-related effects), and some activity at MC5R. This broad receptor activity profile means it has multiple simultaneous effects in research models.
How is Melanotan-2 stored?
Lyophilized MT-2 should be stored at −20°C away from light (UV degrades the peptide). Once reconstituted, it should be kept refrigerated at 2-8°C in an amber or light-protected vial, and used within 30 days. MT-2 is sensitive to UV exposure, so minimize light contact during reconstitution and handling.
What is Melanotan-2?
Melanotan-2 (MT-2) is a cyclic analogue of alpha-melanocyte-stimulating hormone (α-MSH) with modifications that increase potency and half-life compared to native α-MSH. It acts on multiple melanocortin receptors including MC1R (pigmentation), MC3R and MC4R (CNS effects). It is a research compound studied for melanocortin receptor pharmacology.
