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HomePeptidesAHK-Cu vs Melanotan 1

AHK-Cu vs Melanotan 1

Which should you choose? Here's what you need to know.

The short answer

AHK-Cu and Melanotan 1 are both anti-aging / skin peptides, but they work differently. A copper peptide studied for hair and skin, closely related to GHK-Cu. A synthetic analog of alpha-melanocyte-stimulating hormone studied for its potential to stimulate melanin production and provide photoprotection. Compare vendor pricing and availability below.

On 9 Oct 2026 Peptide Compare tracked 18 vendors selling AHK-Cu, cheapest in stock $0.090 per mg at Solution Peptides, and 30 selling Melanotan 1, cheapest $2.37 per mg at Modern Research.

AHK-Cu

Anti-Aging / Skin

A copper peptide studied for hair and skin, closely related to GHK-Cu.

Melanotan 1

Anti-Aging / Skin

A synthetic analog of alpha-melanocyte-stimulating hormone studied for its potential to stimulate melanin production and provide photoprotection.

Price & availability

Once you've decided which peptide fits your needs, here's how they compare on price and vendor options. Prices verified Oct 9, 2026.

AHK-Cu
Melanotan 1
$29.00
Starting from
$25.00
$9.96
Avg. price per mg
$5.29
18
Vendors selling it
30
21 options
In stock now
26 options
9.0/10
Top trust score
7.8/10

Ready to buy?

Our top-rated vendor for each, based on trust scores, purity testing, and price.

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Best AHK-Cu Vendor

NUPEPS Peptides
NUPEPS Peptides
9.0/10

$80.00(50mg)

Check Price

Best Melanotan 1 Vendor

Bio Pepz
Bio Pepz
6.5/10

$25.00(9.25mg)

Check Price
See all AHK-Cu vendorsSee all Melanotan 1 vendorsBest AHK-Cu vendors, rankedBest Melanotan 1 vendors, ranked

Where does this data come from?

We re-check vendor prices continuously and score vendors on Finnrick blind-test results — samples bought anonymously and sent to a lab, not vendor claims. No vendor can pay to rank higher. See our full methodology.