Vendor and compound
Melanotan I from Improved Peptides
Improved Peptides lists Melanotan I at $5.60 per mg, 34% over the $4.19 peer median. 1 third-party certificate for this compound from this vendor is on file, assayed by Krause Analytical LLC, averaging 99.90% purity. The cheapest listed price for Melanotan I anywhere in the index is $1.60 per mg at ZC Labs.
All Melanotan I vendors · Improved Peptides profile · scores 58.6 of 100, rank 30 · 1 certificate for this compound · verified 28 Sept 2026
What it costs
| Vial | Listed price | Per mg | vs peer median | Listing |
|---|---|---|---|---|
| 10 mg | $56 | $5.60 | +34% | MT-1 10mg |
Read from the vendor’s own store and normalised per milligram, because a smaller vial at a lower sticker price is usually the dearer peptide.
What the laboratory found
| Lot | Assayed | Purity | Label → assayed | Laboratory | Record |
|---|---|---|---|---|---|
| PT-7F4B6DEAFFB3-1 | 9 Apr 2026 | 99.9% | 10 mg → 9.87 mg | Krause Analytical LLC | Open |
Krause Analytical LLC publishes a lookup, so these reports can be confirmed at the laboratory rather than taken from the vendor. How to check one.
Other vendors selling Melanotan I
| Vendor | Score | Per mg | Certificates for this compound |
|---|---|---|---|
| Origin Labs | 89.1 | — | 1 |
| Next Gen Peptides | 87.7 | — | 1 |
| ZC Labs | 87.2 | $1.60 | 1 |
| Amino Club | 86.1 | $3.00 | 0 |
| PeptidePlugs | 82.6 | $4.00 | 1 |
| Bench Grade Peptides | 79.4 | $4.60 | 1 |
| Hydro Research Peptides | 78.7 | $3.00 | 0 |
| Stealth Research Labs | 78.1 | $4.50 | 1 |
Ordered by overall evidence score. See every vendor listing Melanotan I.
Questions
Is Melanotan I from Improved Peptides third-party tested?
Yes. 1 certificate for Melanotan I from Improved Peptides is on file, signed by Krause Analytical LLC. Each names a lot, prints the assayed mass against the labelled mass, and links to the document it was read from. Krause Analytical LLC also publishes a lookup, so the report can be confirmed at the laboratory rather than taken from the vendor.
How much does Melanotan I cost at Improved Peptides?
$5.60 per milligram, from 10 mg at $56. The peer median across every vendor we price for Melanotan I is $4.19 per mg, so this is +34% against the market. Prices are normalised per milligram so vials of different sizes compare fairly.
Is Improved Peptides a good place to buy Melanotan I?
Improved Peptides scores 58.6 of 100 on the published rubric and ranks 30 overall, computed from its documentation rather than from opinion. For Melanotan I specifically it has 1 certificate on file. ZC Labs lists it cheaper at $1.60 per mg.