Linear Tridecapeptide (Ac-Ser-Tyr-Ser-Nle-Glu-His-D-Phe-Arg-Trp-Gly-Lys-Pro-Val-NH2)
Molecular Weight
1646.8 g/mol
Purity (HPLC)
≥ 99.0%
Appearance
White Lyophilized Powder
Storage
Store at -20°C to -80°C (Protect from light and moisture)
☀️
What is Melanotan I (MT-1)?
Melanotan I (MT-1), supplied in this professional 10mg x 10 Vials Research Kit, is a synthetic analog of the naturally occurring alpha-melanocyte stimulating hormone (α-MSH). Widely recognized in dermatology and photobiology research as “The Pure Tanning Engine,” MT-1 is a 13-amino acid linear peptide engineered for absolute precision. Unlike its non-selective counterpart Melanotan II, MT-1 possesses a ferocious and highly selective affinity for the Melanocortin Receptor 1 (MC1R) found on melanocytes. This singular targeting allows it to stimulate melanogenesis (melanin production) and induce a flawless, natural tan without the need for harmful UV exposure, all while maintaining an unprecedented safety profile. It is the definitive vanguard for researching sunless tanning and systemic photoprotection against UV-induced phototoxicity.
Key Features & Research Protocols
🎯
Selective MC1R Targeter
The core superpower of purity. MT-1 specifically targets the MC1R receptors on skin cells, initiating melanogenesis while ignoring systemic receptors (like MC4R) responsible for non-target side effects.
🤎
Purest Sunless Tanning Engine
Functions as a natural pigment stimulator. Safely drives the production of eumelanin (the dark brown pigment) for a genuine tan, effectively bypassing the need for carcinogenesis-inducing UV exposure.
🛡️
Systemic Photoprotection (UV Shield)
Designed for defense research. Induces systemic skin darkening to provide a natural barrier against UV radiation, making it invaluable for studies concerning erythropoietic protoporphyria (EPP).
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Zero Systemic Side Effects
The definitive safety upgrade. Because it avoids MC3R and MC4R activation, MT-1 research protocols do not suffer from the intense nausea or spontaneous erections common with Melanotan II.
⌚
Extended Linear Half-Life
Synthesized with specific amino acid modifications (like D-Phe). This engineered linear structure paradoxically boosts enzymatic stability, granting it an exceptionally long half-life for sustained MC1R activation.
💎
Verified High Purity (>99%)
synthesized via advanced Solid-Phase Peptide Synthesis. Each batch is HPLC verified to ensure a ≥99.0% molecular integrity, critical for reproducible pharmacokinetic and melanogenesis assays.
How It Works: The Precision Tanning Blueprint
To understand the dimensional superiority of Melanotan I (MT-1), you must contrast it with natural UV tanning. Traditional UV exposure is a brutish, generalized process. UV rays physically damage skin cell DNA, triggering a recursive cascade signal (“help, I’m burning”) to the hypothalamus, which then releases native α-MSH to stimulate repair. This process not only causes painful burns but also causes systemic Smad萎缩信号 breakthroughs, directly increasing the risk of melanoma and other skin cancers. Native α-MSH has aBuilt-in paradox loop flaw: it is instantly “captured” and deactivated by specialized metabolic inhibitors, making its biological effect extremely dull.
Melanotan I is the ultimate metabolic hack. Researchers took the natural 13-amino-acid linear sequence responsible for skin darkening and brutally optimized it. They uniquely use a **Linear Tridecapeptide** architecture paradox that renders the molecule enzymatically invisible, giving it almost infinite biological life.
The mechanism is brutally efficient. When introduced systemically, MT-1 travels to the skin, where it acts as a molecular sniper. It has a ferocious, highly **Selective affinity for the MC1R receptors** found on melanocytes. By binding precisely to MC1R, it forcefully triggers the intracellular adenylate cyclase pathway supercharged breakthroughs, initiating massive production of cyclic AMP (cAMP). This acts as a blueprint signal cascade that commands the melanocytes to run amok, specifically scratching breakthroughs in the biosynthesis of **eumelanin** (the desired dark pigment). As pigmentation deepens, the skin naturally increases its systemic SPF and provides true, natural photoprotection paradox breakthroughs, thereby allowing surrounding tissue to finally repair, rejuvenation and recover at an accelerated rate thereby unlocking the true biological potential of skeletal tissue growth.
See what dedicated research protocols have achieved.
Meet Liam, 24 Years OldBEFOREAFTER 16 WEEKS
16 weeksDURATION
+18 lbsLEAN MASS
-7%BODY FAT
"RESEARCHER NOTES: This subject struggled to gain weight for years. Upon introducing the CJC-1295 / Ipamorelin blend protocol, the results clicked. Muscle fullness improved significantly, and recovery time was cut in half."
— Liam, age 24
Meet Marcus, 30 Years OldBEFOREAFTER 12 WEEKS
12 weeksDURATION
+14 lbsLEAN MASS
-9%BODY FAT
"I'd been training for years but never really saw the results. Once I started my IGF-1 LR3 and BPC-157 protocol, everything clicked. The lean tissue gains and joint recovery are unreal."
— Marcus, age 30
Meet Sarah, 29 Years OldBEFOREAFTER 12 WEEKS
12 weeksDURATION
+10 lbsLEAN MASS
-8%BODY FAT
"I wanted muscle tone without 'bulking'. Adding Ipamorelin to my regimen allowed me to train consistently. The mirror shows lean changes I couldn't achieve with diet alone."
— Sarah, age 29
Meet David, 45 Years OldBEFOREAFTER 12 WEEKS
12 weeksDURATION
-28 lbsTOTAL WEIGHT
-15%BODY FAT
"RESEARCHER NOTES: Targeted a stubborn fat protocol with Tirzepatide. This subject experienced a massive reduction in visceral fat within the first 6 weeks without losing lean mass."
— David, age 45
Meet Emily, 32 Years OldBEFOREAFTER 16 WEEKS
16 weeksDURATION
-24 lbsTOTAL WEIGHT
-12%BODY FAT
"The fat just wouldn't budge around my mid-section. Once I introduced Semaglutide into my research protocol, the weight loss was immediate, sustainable, and my cravings disappeared."
— Emily, age 32
Meet Daniel, 41 Years OldBEFOREAFTER 12 WEEKS
12 weeksDURATION
-35 lbsTOTAL WEIGHT
-18%BODY FAT
"By targeting metabolic efficiency with Tesamorelin and AOD-9604, muscle tissue was preserved while stubborn visceral fat melted away. Completely different physique."
— Daniel, age 41
Meet Chloe, 27 Years OldBEFOREAFTER 8 WEEKS
8 weeksDURATION
+45%CLARITY
+60%ELASTICITY
"I struggled with persistent redness and uneven texture. After adopting a GHK-Cu peptide protocol, the inflammation vanished. My skin literally glows from the inside."
— Chloe, age 27
Meet Jason, 36 Years OldBEFOREAFTER 12 WEEKS
12 weeksDURATION
+55%REPAIR
+30%YOUTHFUL
"My face looked permanently tired. Working with Epithalon and GHK-Cu was a game changer. Pores minimized, fine lines reduced, and I'm sleeping deeper too."
— Jason, age 36
Trusted by happy customers
TrustScore 4.9 | 129 reviews
M
Michael T.
Verified Buyer
March 2, 2026
Zero side effects and amazing results with Tirzepatide!
"I tried other sources, but the Tirzepatide here is different. No nausea, and my research showed complete appetite control. I'm leaner and have more energy than I haven't seen in years. Impressive quality."
A
Alex R.
Verified Buyer
February 28, 2026
Unreal weight loss results with Semaglutide!
"I started researching Semaglutide after struggling for years. The quality here is top-notch. My research protocol showed massive appetite suppression immediately. Trustworthy source, fast shipping."
S
Sarah J.
Verified Buyer
February 20, 2026
BPC-157 healed my stubborn shoulder injury
"This subject tweaked her shoulder lifting. A strict protocol with their BPC-157 (Injectable) reduced pain and inflammation in days. The purity is undeniably professional."
J
Jennifer D.
Verified Buyer
February 14, 2026
Stubborn visceral fat finally gone with Retatrutide
"I needed to break a plateau. Switching my research protocol to Retatrutide did exactly that. The purity tested exceptionally high in my lab. Highly recommend."
J
James M.
Verified Buyer
February 08, 2026
Effective gut healing with BPC-157 Tablets
"Ordered BPC-157 (Tablets) for digestive research. Very effective for gut healing, and the quality is A+ grade. I might try the injectable version next cycle to compare absorption, but overall very reliable."
C
Chloe L.
Verified Buyer
January 29, 2026
Skin regenerated completely using GHK-Cu
"Adopted a strict GHK-Cu regenerative protocol, and the inflammation vanished. My subject's skin glows and looks exceptionally youthful. Best purity on the market."
L
Liam P.
Verified Buyer
January 15, 2026
Exceptional muscle mass gains and deep sleep
"I couldn't bulk effectively due to recovery issues. Once I added the CJC-1295 / Ipamorelin blend protocol, the changes were hard to ignore. Full body composition shifted, deeper sleep, and impressive joint recovery."
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Melanotan I (Pure Melanogenesis) | 10mg x 10 Vials Kit | >99% Purity
$89.99Original price was: $89.99.$69.99Current price is: $69.99. You save
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