Vendor and compound
GHK-Cu from Modern Aminos
Modern Aminos lists GHK-Cu at $0.640 per mg, 7% over the $0.600 peer median. 2 third-party certificates for this compound from this vendor are on file, assayed by Freedom Diagnostics Testing and Vanguard Laboratory, averaging 99.77% purity. The cheapest listed price for GHK-Cu anywhere in the index is $0.140 per mg at ZC Labs.
All GHK-Cu vendors · Modern Aminos profile · scores 79.7 of 100, rank 6 · 2 certificates for this compound · verified 5 Nov 2026
What it costs
| Vial | Listed price | Per mg | vs peer median | Listing |
|---|---|---|---|---|
| 100 mg | $64 | $0.640 | +7% | GHK-CU (Copper Tripeptide-1) |
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 |
|---|---|---|---|---|---|
| BX-P-L7F0 | 29 May 2026 | 99.73% | 50 mg → 54.82 mg | Freedom Diagnostics Testing | Open |
| GH2511A | 18 Dec 2025 | 99.8% | 2 mg → 2.22 mg | Vanguard Laboratory | 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 GHK-Cu
| Vendor | Score | Per mg | Certificates for this compound |
|---|---|---|---|
| Origin Labs | 89.1 | — | 2 |
| Next Gen Peptides | 87.7 | $0.400 | 7 |
| ZC Labs | 87.2 | $0.140 | 2 |
| Amino Club | 86.1 | $0.580 | 3 |
| PeptidePlugs | 82.6 | $0.400 | 2 |
| Bench Grade Peptides | 79.4 | $0.380 | 4 |
| Hydro Research Peptides | 78.7 | — | 1 |
| Stealth Research Labs | 78.1 | $0.800 | 1 |
Ordered by overall evidence score. See every vendor listing GHK-Cu.
Questions
Is GHK-Cu from Modern Aminos third-party tested?
Yes. 2 certificates for GHK-Cu from Modern Aminos are on file, signed by Freedom Diagnostics Testing and Vanguard Laboratory. 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 GHK-Cu cost at Modern Aminos?
$0.640 per milligram, from 100 mg at $64. The peer median across every vendor we price for GHK-Cu is $0.600 per mg, so this is +7% against the market. Prices are normalised per milligram so vials of different sizes compare fairly.
Is Modern Aminos a good place to buy GHK-Cu?
Modern Aminos scores 79.7 of 100 on the published rubric and ranks 6 overall, computed from its documentation rather than from opinion. For GHK-Cu specifically it has 2 certificates on file. ZC Labs lists it cheaper at $0.140 per mg.