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Copper peptide serums
Serums with copper peptides, often used to help skin look firmer and smoother.
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| Serum | Key peptides | Size | AU price | Per ml | Good for | Where to buy |
|---|---|---|---|---|---|---|
| 30% multi-peptide complex | 30ml | $112.00 | $3.73 | Splurge serum | ||
| 1% GHK-Cu (copper tripeptide-1) + 1% GHK | 30ml | $143.00 | $4.77 | Copper, high-end |
Prices as seen 17 Oct 2026, may change. Sorted by price per ml. Ratings from the retailer shown. “% not stated” means the brand doesn't list it.
Cheapest per ml
Medik8 Liquid Peptides, about $3.73/ml.
Cosmetic products only. Patch test first, and see a dermatologist for skin concerns.