Verified dupe · Serum

랑콤 랑콤 제니피끄 얼티미트 세럼 dupe

Other verified picks for this product · 1

Serum dupe

Verified dupe · by full ingredients
Original랑콤랑콤 제니피끄 얼티미트 세럼₩147,900Full ingredients
Value dupe디오디너리카페인 솔루션 5% + EGCG₩14,000Full ingredients
You save
₩133,900
about 91% less
Same spend on the original buys 10 of the dupe.

Prices reflect public listings on Naver and Coupang and may vary by store or promotion.

Serum · 8 of 25 ingredients shared · Hyaluronic acid at the core · moisture and exfoliation

2Shared key ingredients
2Shared benefits
8Shared (full)
Good forDryness
View 디오디너리 카페인 솔루션 5% + EGCG on Coupang

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Who it's for

Good forHydrationExfoliation

Good for refilling moisture while clearing dull buildup. Both carry hyaluronic acid for water and an exfoliating ingredient, so they fill skin and keep it smooth.

What works and what to weigh

Upsides
  • Hydration and exfoliation close to the luxury pick
  • the dupe skips fragrance and silicones
  • About 94% cheaper
Trade-offs
  • The luxury pick adds a soothing fermented ingredient and a barrier ingredient, so that gap stays if you want to go further.
78/100

Dupe match score

A blended score across key ingredients, benefit match, category and price. It reflects how recommendable the alternative is, not how identical the two products are.

Key ingredientsHigh
Full ingredientsLow
Benefit matchHigh
CategorySame
Watch-outsSimilar
Price savingsHigh

Efficacy

The two overlap on some of these benefits. Numbers show how many ingredients back each one.

Efficacy랑콤디오디너리
Moistureshared
6
2
Bifida Ferment Lysate, Lactobacillus, Sodium Hyaluronate, Salicyloyl Phytosphingosine
Brighteningoriginal
1
Dipotassium Glycyrrhizate
Firmnessoriginal
1
Adenosine
Exfoliationshared
1
1
Lactic Acid, Lactic Acid

Key shared ingredients · 2

The key ingredients both products share — the basis for the match.

Hyaluronic AcidHydrationKFDA-listed

A signature humectant that pulls in and holds water, leaving skin hydrated and smooth.

Lactic AcidExfoliationKFDA-listed

An AHA that gently clears away dead surface cells.

Full ingredient comparison

Both full ingredient lists compared. More shared ingredients means a closer match.

8Shared
랑콤 28디오디너리 25
See ingredients side by side
Shared · 8
AquaGlycerinPentylene GlycolSodium HyaluronateCaprylyl GlycolLactic AcidMaltodextrinXanthan Gum
Original only · 20
Bifida Ferment LysatePolymnia Sonchifolia Root JuiceDimethiconeAlpha-Glucan OligosaccharideSodium Carboxymethyl Beta-GlucanSalicyloyl PhytosphingosineAdenosineMannoseAmmonium Polyacryloyldimethyl TaurateDipotassium GlycyrrhizateHydroxyacetophenoneTetrasodium Glutamate DiacetateCitric AcidLactobacillusAcetic AcidFaex ExtractOctyldodecanolButylene GlycolSodium BenzoateParfum
Dupe only · 17
CaffeinePropanediolEpigallocatechin Gallatyl GlucosideGallyl GlucosideOxidized GlutathioneMelaninGlycine Soja (Soybean) Seed ExtractHydroxyethylcellulosePolyacrylate Crosspolymer-6Dehydroacetic AcidTrisodium Ethylenediamine DisuccinatePropyl GallateDimethyl IsosorbideBenzyl Alcohol1,2-HexanediolEthylhexylglycerinPhenoxyethanol

Free-from

Whether each product contains ingredients some prefer to avoid. A check means it does not contain them — a preference, not a safety verdict.

랑콤디오디너리
Fragrance-free
Paraben-free
Silicone-free
Mineral-oil-free

Watch-outs

Fragrance, parabens, etc. that some prefer to avoid. Products within labeled limits are generally fine.

랑콤

FragranceSodium BenzoateKFDA limit

디오디너리

Dehydroacetic AcidBenzyl AlcoholPhenoxyethanol

Compared by full ingredient list. It does not mean concentration or texture are identical, and prices are as of the listed time.

Before you reach for this dupe

  • It uses preservatives within the levels allowed by regulators. Because it has an exfoliating ingredient, wear sunscreen during the day.

How skin responds to ingredients varies from person to person. If your skin is sensitive or you have a specific condition, check with a doctor first.

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Disclaimer

This comparison is based on full-ingredient (INCI) data published under cosmetics law.

Shared ingredients mean the full-ingredient lists overlap, not that blend concentrations match; how a product feels can differ by formulation and origin.

Prices are market-verified against Naver and Coupang and may differ from official store prices; discounts and temporary changes may not be reflected, so check the seller before buying.

For sensitive skin, eczema, pregnancy or other special cases, please do not decide on this analysis alone and consult a dermatologist.

This is an information service to support reasonable choices, and the final purchase decision is yours.

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