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6 Peptide Complex Serum
Serum · 30 ml · $0.39/ml
Best price right now
$11.70
$0.39 per ml
Checked today
at YesStyle
Save $4.05 vs. the priciest authentic seller.
Also available at
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Popular in Korea
A popular pick from Olive Young Korea — here's where to buy it in the US for the best price.
Prices last checked today · across 4 retailers
Prices can change between checks — confirm the final price on the retailer's site before buying.
Big retailers
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Price history
What this serum has actually cost
We check every authenticated seller daily; each point is the lowest landed price we found that day.
The current lowest authorized landed price for Mary&May 6 Peptide Complex Serum is $11.70 at YesStyle — checked Aug 19, 2026. We rank by real landed cost across authenticity-checked sellers, never pay-to-rank.
Skin compatibility
Will this suit your skin?
We run the ingredient list we hold against three curated reference lists. Skin is personal — these are notes to help you decide, not rules. Pregnancy questions belong with your doctor, and if we don't have a full ingredient list we say so instead of guessing.
Transparency
What's actually in it
Key active
Copper Tripeptide-1
listed
firming and skin repair
Key active
Palmitoyl Pentapeptide-4 (Matrixyl)
listed
stimulates collagen, smooths wrinkles
Key active
Hexapeptide-9
listed
reduces wrinkle depth
Concentrations as stated by the brand — we never estimate them from the INCI order.
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Answers