MT-2 (Melanotan 2) – 10mg

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Purity 99.9% Batch ML-202604-001 Tested Apr 30, 2026 Full report ↓
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Current batch Passed
Purity 99.9%

99.9% — exceeds 99.00% minimum spec

Batch
ML-202604-001
Test date
April 30, 2026
Method
HPLC + MS
Lab
Bioviridian
College Station, TX

Description

Melanotan II (MT-2)

MT-2 (Melanotan 2) – 10mg (Lyophilized Peptide) – For Research Use Only

Melanotan 2 (MT-2) is a synthetic analog of the alpha-melanocyte-stimulating hormone (α-MSH), studied for its ability to activate melanocortin receptors involved in skin pigmentation, appetite regulation, and sexual function.
Research has focused on MT-2’s effects on melanin production, UV protection, libido, and energy balance in laboratory models.

Product Details:

  • Peptide: Melanotan 2 (MT-2)

  • Purity: >98%

  • Form: Lyophilized powder

  • Quantity: 10mg per vial

  • Storage: Store at -4°F (-20°C). After reconstitution, refrigerate at 36–46°F (2–8°C) and use within 30 days.

  • Grade: For research purposes only. Not for human consumption, therapeutic, or diagnostic use.

Potential Research Applications:

  • Melanogenesis and skin pigmentation studies

  • UV protection and tanning research models

  • Libido and sexual function investigations

  • Energy regulation and melanocortin receptor research


For laboratory research only. This product is not intended to diagnose, treat, cure, or prevent any disease.

THIS IS NOT FOR HUMAN CONSUMPTION. SOLD FOR RESEARCH ONLY!

Description + COA

Mt-2 peptide​ Details

Melanotan II is a synthetic cyclic heptapeptide analog of alpha-melanocyte-stimulating hormone (α-MSH), engineered for enhanced potency and metabolic stability compared to the native hormone. Its primary studied mechanism is non-selective activation of melanocortin receptors — chiefly MC1R (melanocyte pigmentation) and MC4R (hypothalamic appetite and sexual-behavior signaling) — which is why the compound has been examined in two distinct lines of research: pigmentation/UV-protection studies (as MC1R activation stimulates melanogenesis, the basis for early interest in sunless tanning research) and central appetite/libido research via MC4R. Because Melanotan II activates MC4R non-selectively alongside MC1R, researchers later isolated the MC4R-selective fragment PT-141 (bremelanotide) specifically to separate the desire-related signaling from pigmentation effects. Melanotan II itself remains an investigational compound, most frequently referenced in melanocortin-receptor pharmacology research rather than any approved clinical application.

Research
  • Mt-2 peptide​ Scientific Research
  • Melanocortin Receptor Pharmacology
    MT2 is widely used in receptor-binding assays to evaluate subtype specificity, binding affinity, and functional efficacy across melanocortin receptors. It serves as a tool to assess receptor activation thresholds and desensitization mechanisms in in-vitro cell lines.
  • Second-Messenger Signaling Analysis
    Commonly used in signal transduction studies measuring cAMP accumulation and downstream effector activation (e.g., ERK/MAPK), Melanotan 2 provides a robust model for quantifying GPCR-mediated transcriptional cascades.
  • Pigmentation Pathways & Melanocyte Signaling
    In melanocyte and pigmentation biology, MT2 is used to explore melanogenesis-related gene expression and the influence of MC1R signaling on melanin synthesis. It assists in mapping photoprotection pathways and UV-response models in dermatological research.
  • Behavioral Neuroscience Models
    Experimental studies with rodent models often use MT2 to investigate neurobehavioral responses such as feeding behavior, sexual arousal pathways, reward processing, and motivational circuitry, all linked to MC3R and MC4R signaling.
  • Systems Biology & Tissue Mapping
    Melanotan 2 is applied in systems-level studies to evaluate receptor expression across tissues and to trace peptide-linked signaling networks using transcriptional and proteomic approaches in organ-specific models.

     Article Titles & Journals

  • Changes in Oral Mucosa Associated with Melanotan II Injections: A Case Report.
  • Recommended Tool Compounds for the Melanocortin Receptor (MCR) G Protein-Coupled Receptors
  • Melanotan II User Experience: A Qualitative Study of Online Discussion Forums.
  • Intracerebroventricular administration of α-melanocyte-stimulating hormone (α-MSH) enhance
  • Melanotan II: a possible cause of renal infarction: review of the literature and case repo
Shipping

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Shipping Options

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Order Processing

  • We ship Monday through Saturday.
  • Orders placed before 6:00 PM EST / 3:00 PM PST are typically shipped the same day.
  • Orders placed after the daily cutoff or on holidays will be processed on the next available shipping day.

Puerto Rico, Hawaii & Alaska

  • Orders shipping to these destinations are sent via USPS unless alternative arrangements have been made in advance.
  • Need a different shipping method? Contact us before placing your order so we can discuss available options.

Order Tracking

  • Once your order has shipped, you'll receive a shipping confirmation email with tracking information so you can monitor your delivery.
FREE 2ND DAY AIR SHIPPING
  • Orders totaling $200 or more qualify for FREE UPS 2nd Day Air shipping within the continental United States.
  • Free 2nd Day Air shipping does not apply to orders shipping to Puerto Rico, Hawaii, or Alaska.
Storage & handling

Handled correctly, stability holds

All peptides are supplied as sterile, lyophilized powder and are stable when handled correctly.

01 — ON ARRIVAL

Store vials in a cool, dry place away from heat and direct sunlight.

02 — LONG-TERM (POWDER)

For optimal longevity, keep lyophilized peptides refrigerated to help maintain integrity.

03 — AFTER RECONSTITUTION

Use an appropriate research diluent (for example, BAC water). Store the reconstituted solution in the refrigerator and use within 20–30 days for best stability.

NOTE

Minimize exposure to moisture and repeated freeze–thaw cycles. Follow your institution's safety procedures when handling research materials.

FAQ

Frequently Asked Questions

PRODUCT & PURITY

This product is offered for laboratory and research use only. It is not intended for human consumption, medical use, therapeutic use, or veterinary use.

Yes, all of our products are sterile and sealed with a sterility plug and safety cap.

Our products undergo quality control internally at our lab and then 3rd party tested at Bioviridian (at their Texas facility) prior to shipment. All of our COA's are then posted on our site immediately upon receipt.

99% or higher. Period. The expected purity is listed on the individual product page or Certificate of Analysis, when available.

No. We are a manufacturing company and because these products are sold for research purposes only, we do not provide dosing, administration, or medical-use guidance.

Unless specifically stated otherwise, these products are not approved by the U.S. Food and Drug Administration for therapeutic or diagnostic use.

STORAGE & STABILITY

As a lyophilized powder, peptides are stable. Delays in shipments up to 7 days will have zero to minimal impact on efficacy of peptides. Most precautionary efforts must be made to maintain temperature consistency once reconstituted.

Store the product according to the storage recommendations provided on the label or accompanying documentation in your shipment. Proper storage helps maintain product integrity during its shelf life. Most peptides have an expiration date of 2 years if kept unreconstituted (lyophilized powder).

SHIPPING

Shipping times vary based on your location and the shipping method selected at checkout. We offer shipping options between 1 and 5 days.

No.

Once your order is processed, you will receive a shipping confirmation email with tracking information.

ORDERS

Each order includes the peptide vial as described on the product page above.

We accept all forms of credit cards and Zelle.

If your order has not yet been processed for shipment, we may be able to make changes. Please contact customer support as soon as possible after placing your order.

If your order arrives damaged or incorrect, contact our customer support team promptly at support@peaklabpeptides.com with your order number and photos of the package and product so we can assist you.

For the safety of our researchers and integrity of our products we can not accept returns whatsoever.

SUPPORT

If you have questions about your order or a product, please reach out through our customer support page or contact us at support@peaklabpeptides.com or call/text 605-524-2800.

QUALITY & TESTING

Purity you can verify

3RD-PARTY
TESTED

VERIFICATION

Peak Lab Peptides maintains quality-control processes and routinely performs third-party testing to support purity and identity verification. COAs are available upon request for applicable batches. Documentation may vary depending on production timelines.

AVAILABILITY

We aim to make batch-level documentation available whenever possible. Our goal is to expand COA access across the full catalog as production capacity grows.

INTENDED USE

All products are for laboratory research use only and are not intended for human consumption.