Vendor and compound
Melanotan I from ZC Labs
ZC Labs lists Melanotan I at $1.60 per mg, 60% under the $4.00 peer median. 1 third-party certificate for this compound from this vendor is on file, assayed by Freedom Diagnostics Testing, averaging 99.91% purity. That is the cheapest listed price for Melanotan I in the index.
All Melanotan I vendors · ZC Labs profile · scores 83.2 of 100, rank 11 · 1 certificate for this compound · verified 18 Aug 2026
What it costs
| Vial | Listed price | Per mg | vs peer median | Listing |
|---|---|---|---|---|
| 10 mg | $16 | $1.60 | -60% | Melanotan 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. Codepepindex· 10% off applies at checkout.
What the laboratory found
| Lot | Assayed | Purity | Label → assayed | Laboratory | Record |
|---|---|---|---|---|---|
| ZCLa2606260478 | 29 Jun 2026 | 99.91% | 10 mg → 11.86 mg | Freedom Diagnostics Testing | Open |
Freedom Diagnostics Testing 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 |
|---|---|---|---|
| Ascend Science | 90.1 | $3.85 | 1 |
| Amino Club | 88.3 | $3.00 | 0 |
| Origin Labs | 87.7 | — | 1 |
| Bench Grade Peptides | 86.8 | $4.60 | 1 |
| Polaris Peptides | 86.6 | $3.85 | 0 |
| Hydro Research Peptides | 86.5 | $3.00 | 0 |
| PeptidePlugs | 86.3 | $4.00 | 2 |
| Simple Peptide | 84.9 | $4.50 | 1 |
Ordered by overall evidence score. See every vendor listing Melanotan I.
Questions
Is Melanotan I from ZC Labs third-party tested?
Yes. 1 certificate for Melanotan I from ZC Labs is on file, signed by Freedom Diagnostics Testing. Each names a lot, prints the assayed mass against the labelled mass, and links to the document it was read from. Freedom Diagnostics Testing 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 ZC Labs?
$1.60 per milligram, from 10 mg at $16. The peer median across every vendor we price for Melanotan I is $4.00 per mg, so this is -60% against the market. Prices are normalised per milligram so vials of different sizes compare fairly.
Is ZC Labs a good place to buy Melanotan I?
ZC Labs scores 83.2 of 100 on the published rubric and ranks 11 overall, computed from its documentation rather than from opinion. For Melanotan I specifically it has 1 certificate on file.