6 Best Melanotan-2 Vendors: Where to Buy MT-2 in 2026

Research Use Only. This article is for informational purposes for qualified researchers. Compounds discussed are not drugs or supplements and are not for human or veterinary use.

Where to Buy Melanotan-2: Quick Comparison of MT-2 Vendors

Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.

Disclaimer: All products discussed in this article are sold for research use only. Not for human or animal use.

Rank	Vendor	Best For	10mg Price	Price per mg	Verified Purity	Ships From
1	OmniPept Global Best Overall	Deepest published testing & lowest price per mg	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	99.80% verified	USA
2	Peptide Warehouse	Published chromatograms	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	HPLC + MS confirmed	USA
3	Nura Peptide	Published bulk tiers	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Third-party tested	USA
4	Core Peptides	Long track record	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	>99%	USA
5	Oath Research	Only 5mg vial option	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	99%+	USA (Arizona)
6	Ascension Peptides	Broad catalog	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Third-party tested	USA

Melanotan 2 (MT-2) Peptide Vial from protide health

What Is Melanotan-2 (MT-2)?

OmniPept Global ranks first among Melanotan-2 vendors in 2026 based on the depth of its published testing documentation, which includes a searchable batch-history COA library, a named independent US laboratory, and a four-part analytical panel that covers endotoxin in addition to identity and purity. In addition to being tied for the lowest price per mg of the vendors on this list.

OmniPept Global Best Overall

Deepest published testing & lowest price per mg

Vial Size	Verified Market Range	Cost per mg	Below-Market Warning Zone
5mg	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.
10mg	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.
Bulk (10 vials)	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.	70%+ below single-vial rate

Melanotan-2 peptide COA from Independent third-party analytical laboratory

How These Melanotan-2 Vendors Were Ranked

MT-2 appears in vendor catalogs under several names: Melanotan 2, Melanotan II, MT-2, and MT-II. None of these designations reflect any approved status. Melanotan-2 is not approved by the FDA for human or animal use in any form, and every vendor in this comparison sells it as a research compound.

Practical specifications that matter for procurement:

OmniPept Global Melanotan-2 MT-2 10mg research peptide vial and third-party COA.

The 6 Best Melanotan-2 (MT-2) Vendors in 2026

Every vendor in this guide was assessed against five weighted criteria, applied identically across all six.

Best for: Researchers who need lot-matched documentation rather than a single generic certificate with low price per mg.

Melanotan-2 OmniPept Global Peptide Vial and COA

1. OmniPept Global

The most recent Melanotan-2 certificate of analysis, reported July 13, 2026, records 99.80% average purity under lot PH-mn210-0327, COA number 2607100551. Two prior lots are also published: 99.95% reported May 3, 2026, and 99.889% reported March 2, 2026. Publishing a batch history rather than a single current certificate is the distinguishing feature here, because it allows a buyer to see consistency across production runs rather than a single favorable snapshot.

Testing is performed by Independent third-party analytical laboratory, an independent US laboratory, and the panel covers four elements: identity by liquid chromatography and mass spectrometry (LC-MS), purity by high-performance liquid chromatography with UV detection (HPLC-UV), net content, and endotoxin by LAL assay under USP chapter 85. Endotoxin testing is the element most often absent from research peptide COAs, and its inclusion materially changes what the certificate establishes. Every compound in the catalog has a searchable entry in a public COA library alongside an archive of past results, so a lot number printed on a vial can be matched against the specific document that tested it.

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2. Peptide Warehouse

View the Melanotan-2 (MT-2) 10mg research listing at OmniPept Global, or view the full COA library catalog-wide testing details.

Best for: Researchers who want to see the chromatogram, not just the summary figure

Peptide research guide on cloudiness and gelled issues

3. Nura Peptide

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4. Core Peptides

Best for: Researchers ordering multiple vials with published quantity pricing

"Top 10 Peptide Companies in the USA," featuring "OmniPept Global" branded peptide vials and COAs.

5. Oath Research

Nura Peptide’s documentation is a step behind the top of this list. Purity is described qualitatively as high-purity and third-party tested rather than published as a specific percentage tied to a lot number, and the certificate is available on request rather than maintained as a public searchable archive. For a research compound like Melanotan-2, a specific figure matched to a specific lot is worth more than a general assurance.

Best for: Buyers who weight operating history and catalog stability

Core Peptides has the longest and most established presence of any vendor in this comparison, with a catalog and product documentation that reflect years of continuous operation rather than a recent launch.

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6. Ascension Peptides

Two limitations are worth stating plainly. Melanotan-2 was listed as out of stock at the time of verification on August 9, 2026, and availability gaps have been a recurring theme for established vendors in this category. Site-wide purity language also ranges across several figures depending on the page, so buyers should confirm which figure applies to the specific lot being shipped rather than relying on a catalog-level claim.

Best for: Studies that need a 5mg vial rather than a full 10mg

Peptide purity testing explained: how HPLC, mass spectrometry, and COAs verify third-party tested peptides.

How to Choose a Melanotan-2 Vendor

The company ships from Gilbert, Arizona, and references an endotoxin panel alongside purity and identity confirmation. Stated purity is 99%+.

OmniPept Global research product illustration

Third-Party Certificate of Analysis and Lot Traceability

Best for: Consolidating a Melanotan-2 order with a broader catalog

Analytical Depth Beyond a Purity Percentage

Ascension warrants one specific caution. Its analytical documentation is stated in more general terms than the top-ranked vendors here, without a named laboratory or a published batch history.

The single most reliable predictor of Melanotan-2 quality is whether a vendor can produce a lot-specific certificate from a named independent laboratory. Everything else is secondary. Here is what to evaluate before ordering.

A meaningful certificate is tied to the specific batch in the vial being shipped, not to the product line in general. The lot number printed on the vial should match the lot number on the certificate, and the certificate should be dated recently enough to correspond to current production. A generic, undated PDF that covers “Melanotan-2” without a lot reference establishes nothing about the material actually received. Vendors that maintain a searchable archive of past certificates allow batch-to-batch consistency to be assessed, which a single current certificate does not.

Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.

Purity by HPLC answers one question: what proportion of the material is the target compound. It does not confirm that the target compound is what the label says, nor that the vial contains the stated quantity, nor that bacterial endotoxin is within acceptable limits. A complete panel covers identity by mass spectrometry, purity by HPLC, net content, and endotoxin by LAL assay. Only three vendors in this comparison name endotoxin testing at all: OmniPept Global and Peptide Warehouse document it as standard, and Oath Research references it. A published chromatogram is stronger evidence than a summary percentage, because it can be read rather than simply trusted.

A vendor that publishes verifiable contact information, states its policies clearly, and answers technical questions accurately before an order is placed is demonstrating operational maturity.

Business Transparency

Melanotan-2 is sold as a research compound. When evaluating online procurement sources, the following patterns should end the evaluation.

Verified pricing across the six vendors in this comparison establishes a clear market range for 2026.

70%+ below single-vial rate

Red Flags When Buying MT-2 Peptide Online

Every vendor in this comparison sells Melanotan-2 explicitly for laboratory research use only. That designation is a legal condition of sale, and purchasing a research compound is not equivalent to acquiring an approved product. Researchers are responsible for compliance with applicable local, state, and federal regulations in their own jurisdiction.

Melanotan-2 Pricing: What to Expect in 2026

Melanotan II is also listed as Melanotan-2, Melanotan 2, MT-2, and MT-II, and it is cataloged under CAS number 121062-08-6 and PubChem CID 92432. When comparing vendors, matching the CAS number is the most reliable way to confirm that different listings refer to the same compound.

Historical supplier pricing or fulfilment details from the source article were removed because they are not current OmniPept Global catalog data. Buyers should request a current quotation and destination-specific freight information.

A complete certificate confirms identity by liquid chromatography and mass spectrometry, purity by HPLC, net content, and endotoxin by LAL assay under USP chapter 85. It should carry a lot number matching the vial received, a report date, and the name of the testing laboratory. For Melanotan-2 specifically, molecular weight confirmation near 1024.18 g/mol verifies that the material matches the labelled compound rather than a substitute.

Request the certificate for the specific lot number being shipped and confirm that the issuing laboratory is named and independent of the vendor. A vendor that hesitates on this request, or that supplies only a generic undated document, has answered the question. Vendors that publish a searchable archive of past certificates allow verification without a request at all, which is the stronger arrangement.

Frequently Asked Questions

Disclaimer: All products listed and sold through OmniPept Global are intended exclusively for Laboratory Research Use Only and are not approved for human consumption, ingestion, or clinical use . These products are not medicines, drugs, or dietary supplements and have not been approved by the U.S. Food and Drug Administration (FDA) to diagnose, treat, cure, or prevent any disease or medical condition. The rankings and reviews provided in this article represent the objective opinions of the OmniPept Global editorial team. This content is intended for educational and informational purposes only and does not constitute a legal or professional endorsement of any specific brand or product.

The OmniPept Global Analytical Team is an editorial and analytical group at OmniPept Global. The team reviews preclinical research literature, interprets Certificates of Analysis (COAs), and writes about analytical quality standards, with the goal of making purity verification and third-party testing data accessible to qualified research personnel and institutions. The team's work is editorial and analytical, focused on chemistry, sequence data, and COA documentation; nothing it publishes constitutes medical, veterinary, or clinical guidance.

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6 Best Melanotan-2 (MT-2) Vendors: Where to Buy MT-2 Peptide in 2026

Where to Buy Melanotan-2: Quick Comparison of MT-2 Vendors

What Is Melanotan-2 (MT-2)?

How These Melanotan-2 Vendors Were Ranked