Vendor and compound
Melanotan I from Ascension Peptides
Ascension Peptides lists Melanotan I at $5.00 per mg, 25% over the $4.00 peer median. 1 third-party certificate for this compound from this vendor is on file, assayed by MZ Biolabs, averaging 99.48% purity. The cheapest listed price for Melanotan I anywhere in the index is $1.60 per mg at ZC Labs.
All Melanotan I vendors · Ascension Peptides profile · scores 79 of 100, rank 17 · 1 certificate for this compound · verified 18 Aug 2026
What it costs
| Vial | Listed price | Per mg | vs peer median | Listing |
|---|---|---|---|---|
| 10 mg | $50 | $5.00 | +25% | Melanotan I (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 |
|---|---|---|---|---|---|
| 22-01260229 | 10 Feb 2026 | 99.48% | 10 mg → 9.52 mg | MZ Biolabs | Open |
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 Ascension Peptides third-party tested?
Yes. 1 certificate for Melanotan I from Ascension Peptides is on file, signed by MZ Biolabs. Each names a lot, prints the assayed mass against the labelled mass, and links to the document it was read from.
How much does Melanotan I cost at Ascension Peptides?
$5.00 per milligram, from 10 mg at $50. The peer median across every vendor we price for Melanotan I is $4.00 per mg, so this is +25% against the market. Prices are normalised per milligram so vials of different sizes compare fairly.
Is Ascension Peptides a good place to buy Melanotan I?
Ascension Peptides scores 79 of 100 on the published rubric and ranks 17 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.