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All products discussed on this site are Research Use Only (RUO) compounds intended strictly for laboratory research. Nothing here is medical advice, and these products are not for human or veterinary use.

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Melanotan II: Research Profile, Dosages & Supplier Prices

Melanocortin research · Lyophilized vial, nasal spray · Also known as: MT-2, MT-II, Melanotan 2

Melanotan II is a melanocortin research compound with a molecular weight of 1024.2 g/mol and a research half-life of short plasma half-life; receptor effects persist longer in research models. Melanotan II is a synthetic cyclic analog of alpha-melanocyte-stimulating hormone (alpha-MSH) developed originally at the University of Arizona for skin cancer prevention research. It is a non-selective melanocortin receptor agonist (MC1R through MC5R).

Research Use Only (RUO). Not for human or veterinary use. Not medical advice.

SequenceAc-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-NH2
FormulaC50H69N15O9
Mol. weight1024.2 g/mol
Half-lifeShort plasma half-life; receptor effects persist longer in research models
Forms soldLyophilized vial, nasal spray

What is Melanotan II?

Published research has examined MT-II in pigmentation studies (MC1R), appetite and energy homeostasis models (MC3R/MC4R), and sexual function research (MC4R). Its melanocortin receptor promiscuity explains the breadth of its published research literature.

MT-II is one of the oldest and most saturated products in the research peptide market. Quality concerns center on purity (the cyclization step is failure-prone) - look for HPLC chromatograms showing a single dominant peak.

Mechanism of Action (Research Context)

Non-selective agonist at melanocortin receptors MC1R-MC5R, stimulating melanogenesis (MC1R) and influencing appetite and autonomic pathways (MC3R/MC4R) in research models.

Research Areas

Melanogenesis researchMelanocortin receptor pharmacologyAppetite regulation modelsUV-protection research

Melanotan II Dosages in Research

10mg

Published human pilot research used very low microgram-per-kilogram doses. Research vials are almost universally 10mg. Laboratory research use only.

Dosage information is a summary of published laboratory research and is provided for informational purposes only. These compounds are not for human use.

Storage & Handling

Lyophilized: -20C, protect from light. Reconstituted: 2-8C, use within 30 days.

Melanotan II Supplier Price Comparison

SupplierProductPriceScore
Peptide Manufacturer & Supplier MT-2 (MELANOTAN-2 ACETATE) 10MG 10mg — ★ 1.8
Leading Peptide Research Company Melanotan 2 10mg 10mg — ★ 2.2
Arc Peptides Melanotan 2 (MT-2) 10mg 10mg — ★ 1.6
Evolving Nattys – Industry Melanotan II – 10mg Bottle 10mg — ★ 3.2
Wholesale Supplier for Pharmaceutical Products Melanotan 2 — ★ 3.2
Home MT-2 (Melanotan II) — ★ 2.8
Calibrate IV Melanotan II — ★ 3.7
AEGÍS Peptides MT-2 — ★ 1.7
Classic Shop Buy Melanotan 2 | 10MG Vial | Pure Research Grade 10mg $0.35 ★ 1.7
Classic Shop TanPro MT2 10mg Pre-Filled Pen | Buy Melanotan 2 Online 10mg $0.35 ★ 1.7
Cartman Gear Lobster Mt2 (10mg) X 10 Vials Australia Domestic 10mg $3.50 ★ 1.8
Research Peptides UK Melanotan II $11.95 ★ 1.6
Bangkok Peptide Center Melanotan-2 10mg 10mg $12.00 ★ 1.6
UK Research Peptide Supplier MT-2 10mg (Melanotan II) 10mg $14.99 ★ 1.7
Home MELANOTAN II 10 mg 10mg $15.00 ★ 2.7
AURA Peptides UK Melanotan-2 10mg – Pre Order 10% Off 10mg $17.99 ★ 1.6
Research Peptides & Laboratory Supplies UK Melanotan II (MT-2) $19.00 ★ 1.9
Research Peptides & Compounds for Labs Melanotan 2 — Single Vial $19.99 ★ 1.9
Home MT-2 (Melanotan II) $20.00 ★ 1.8
Liberty Labs Melanotan 2 10mg 10mg $20.00 ★ 1.7
Research MT II – Research-Grade Peptide $21.50 ★ 1.6
Home Melanotan II 10mg 10mg $22.00 ★ 2.0
Driada Shop FR Androlex Melanotan II 10 mg 10 mg $22.10 ★ 2.4
Schöne, langanhaltende und gleichmäßige bräune Melanotan 2 – 10mg 10mg $23.00 ★ 1.6
Buy Research Peptides UK Melanotan 2 10MG 10MG $23.00 ★ 1.8
Schöne, langanhaltende und gleichmäßige bräune Melanotan 2 – Nasal – Spray – 20mg 20mg $23.00 ★ 1.6
Buy Research Peptides UK MT II 10mg 10mg $24.99 ★ 1.6
Astra Labs MT2 10mg 10mg $24.99 ★ 1.6
Buy Research Peptides UK Melanotan 2 Nasal Spray 10MG 10MG $25.00 ★ 1.8
Altus Lab MELANOTAN-ll $25.00 ★ 1.6
Research Melanotan II $25.00 ★ 1.7
Natty Lab Co · Research Materials, Done Right MT-2 10MG 10mg $25.00 ★ 1.9
Peptides UK Premium Research Peptides Apollo Labs MELANOTAN 2 10mg 10mg $25.00 ★ 2.0
Prime Pharma Anabolen Kopen MELANOTAN II $25.00 ★ 2.5
Pure Peptides UK Melanotan 2. 10mg. 10mg $25.99 ★ 2.7
Nature's Evolution LLC Melanotan II $28.00 ★ 1.8
Alpha Omega Peptides Melanotan II 10MG 10MG $28.00 ★ 2.3
Home MT-2 (Melanotan 2) $29.00 ★ 2.0
Home Melanotan II (10mg) 10mg $29.00 ★ 1.4
Buy Research Peptides Online Melanotan2 10MG 10MG $29.00 ★ 2.0
Amino Asylum Peptides MELANOTAN ll (MT) 10MG 10mg $29.00 ★ 2.3
Steroids UK Deus Medical MELANOTAN II (Melanotan II Peptide Hormone) $29.90 ★ 2.4
Buy Peptides Online USA Melanotan II Research Peptide – 10MG 10MG $29.99 ★ 1.6
Amino Asylum Official Site Melanotan II (MT-2) 10mg | Amino Asylum Research Peptide 10mg $29.99 ★ 2.2
Suspended Domain MELANOTAN ll (MT) 10MG 10mg $29.99 ★ 2.3
Official Amino Asylum Website MELANOTAN ll (MT) 10MG 10mg $29.99 ★ 2.2
Amino Club Melanotan II Research Peptide – 10MG 10MG $29.99 ★ 1.6
ADXWellness MT-2 (Melanotan 2Acetate) 10mg 10mg $29.99 ★ 1.5
Andromimetics – High Quality SARMS, Nootropics, and Research chemicals Melanotan II 10mg 10mg $29.99 ★ 2.5
Amino Asylum MELANOTAN ll (MT) 10MG 10mg $29.99 ★ 2.2

Melanotan II FAQ

Melanotan I (afamelanotide) is a linear peptide with more selective MC1R activity and is an approved drug for erythropoietic protoporphyria. Melanotan II is a cyclic, non-selective melanocortin agonist sold only as a research compound.
The head-to-tail cyclization step in synthesis is chemically failure-prone, producing deletion and linear byproducts. Quality vendors show clean single-peak HPLC chromatograms per batch.
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