MLT II Lyophilized Research Peptide
MLT II is a cyclic synthetic analogue of α-MSH, supplied as a lyophilized research powder in 10mg and 20mg vials.
Research Applications
Because it acts across several melanocortin receptors (MC1R, MC3R, MC4R and MC5R), MLT II is used in studies of pigmentation, energy balance signaling, and central melanocortin pathways.
Why Researchers Choose It
- Cyclic structure for improved stability
- Broad melanocortin receptor research tool
- Lyophilized for stability in storage and transit
- Batch-tracked with third-party COA testing
Product Specifications
| Product | MLT II |
| Class | Cyclic α-MSH analogue (non-selective melanocortin agonist) |
| Form | Lyophilized (freeze-dried) powder |
| Available Sizes | 10mg, 20mg |
| Purity | Verified per batch (see COA) |
Storage & Handling
- Store the sealed vial at -20°C for long-term stability; 2–8°C is suitable for short-term storage.
- Protect from moisture, heat, and direct light. Let the vial reach room temperature before opening to limit condensation.
- Handle in a clean, controlled laboratory environment using appropriate PPE.
Frequently Asked Questions
How is MLT II different from MLT I?
MLT II is a shorter, cyclic peptide that acts on a wider range of melanocortin receptors than the linear MLT I.
Which receptors does MLT II act on?
It is studied as a non-selective agonist of MC1R, MC3R, MC4R and MC5R.
Does this product come with a Certificate of Analysis?
Yes. Every batch is supported by independent third-party analytical testing confirming identity and purity.
What does lyophilized mean?
Lyophilized means freeze-dried. Removing water this way gives the peptide a stable powder form that holds up well in storage and shipping.
Is this product approved for human or animal use?
No. It is sold strictly for in-vitro laboratory research.
Research Use Only Disclaimer
This product is supplied strictly for in-vitro laboratory research and analytical use. It is not intended for human or animal consumption, is not a drug, food, or cosmetic, and has not been evaluated or approved by the FDA. No instructions for preparation, administration, or dosage are provided. Purchasers must be 21 or older and are solely responsible for the lawful handling, storage, and use of this material.











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