Description
MIF-1 is a naturally occurring brain tripeptide studied for its ability to modulate dopamine receptors. Limitless Life Nootropics supplies it as a 50mg vial, made in the USA and independently tested.
What Is MIF-1?
The name stands for melanocyte-inhibiting factor, and the peptide is also known as melanostatin. It is the tripeptide Pro-Leu-Gly-NH2, which is cleaved from the tail of oxytocin, and it was first characterized in the early 1970s by Abba Kastin and Andrew Schally.
Research has shown that it acts as a positive allosteric modulator of dopamine D2 and D4 receptors, increasing the receptors’ affinity for agonists. That property led to studies in models of Parkinson’s disease, depression and tardive dyskinesia. It was also one of the first peptides shown to cross the blood–brain barrier.
Each Premium lyophilized vial contains 50mg.
Areas of Scientific Investigation
Laboratory studies have explored this peptide across several areas of investigation:
- Dopamine D2 and D4 allosteric modulation
- Parkinson’s disease models
- Depression-like behavior in rodents
- Blood–brain barrier peptide transport
- Opioid system interactions
Researchers can review peer-reviewed studies on this tripeptide through the National Library of Medicine (PubMed) database.
MIF-1 Specifications
| Product | MIF-1 |
|---|---|
| Compound type | Endogenous tripeptide amide (Pro-Leu-Gly-NH2) |
| Available sizes | 50mg |
| Format | Lyophilized (freeze-dried) powder in a sealed glass vial |
| Purity | ≥99% (HPLC verified) |
| Origin | Manufactured in the USA |
| Testing | Independent third-party lab |
| Intended use | Laboratory research only |
Built for Reproducible Research
When a protocol depends on precise inputs, sourcing matters. Limitless Life Nootropics works only with U.S. manufacturing partners, verifies every lot with independent testing, and stores finished product under controlled conditions. The result is dependable, well-documented material that helps your team reduce variability between experiments and focus on the science.
Quality and Third-Party Testing
Limitless Life Nootropics sources this peptide from U.S. facilities that follow Good Manufacturing Practice principles. Each lot is sent to an independent laboratory for purity (HPLC) and identity (mass spectrometry) testing before release, giving your team consistent, traceable material from one experiment to the next.
Storage and Handling of MIF-1
Store the sealed vial of this peptide at -20°C (-4°F) for long-term stability, away from light and moisture. Once reconstituted, keep the solution refrigerated at 2–8°C and use it within the window defined by your laboratory protocol.
Need supplies? Pair your order with our reconstitution solution and sterile 10 mL vials for convenient preparation.
Consistency You Can Document
Every order of this peptide is tied to a specific production lot, and lot details are recorded so that your team can trace materials back to their source. If you need documentation for a grant report, internal audit or publication methods section, our support team can provide the relevant lot information on request.
Fast, Discreet U.S. Shipping
We know research timelines are tight. Most orders ship within one to two business days from our U.S. facility, packed discreetly and tracked from dispatch to delivery. Checkout is encrypted, and our support team can help with documentation, order status or bulk quantities for ongoing projects.
Related Research Products
Teams working with this peptide often explore 9-Me-BC Powder, Adalank Peptide Spray and Adamax / Adalank Spray Combo Pack (10mg/10mg). Browse the full Cognitive Research collection, or view every compound in our research peptide catalog at Limitless Life Nootropics.
Frequently Asked Questions
What does MIF stand for?
It stands for melanocyte-inhibiting factor. The peptide is also called melanostatin.
What size is available?
Each vial contains 50mg.
Is MIF-1 for human use?
No. It is sold strictly for laboratory research. It is not intended for human or animal consumption, diagnosis or treatment.
Where can I buy MIF-1 online?
You can order it directly from Limitless Life Nootropics, a U.S. supplier of third-party tested research peptides with fast, discreet shipping.
Research Use Only
All products sold by Limitless Life Nootropics are intended strictly for in-vitro laboratory research and scientific study. This product is not a drug, food, supplement or cosmetic, has not been evaluated by the FDA, and is not for human or veterinary use. Purchase is limited to qualified researchers aged 21 and over.







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