Tatcha The Dewy Serum
Tatcha

The Dewy Serum

Serum · 30 ml
Verified official source · updated
Partial WAI LAB score94/100
How is the score calculated?

The WAI LAB score uses only available, verified information for this product. Components without data are excluded rather than assigned an average value, and the result is marked as partial.

Active ingredients
30%
Formulation
25%
Price
Not available
Declared concentrations
15%
Data transparency
10%
The total is normalised across only the assessable components. This is a general, non-personalised assessment and does not guarantee the same result for every skin type. Your personal profile is considered separately in your match.
Data quality
INCIVerified
ConcentrationsNon dichiarate
SourceOfficial website
Size30 ml
FragrancePresent in the INCI list
VeganNot declared
Cruelty-freeNot declared
Last checked2026-09-15
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WAI LAB analysis
Identified skin concernsHydration · Skin barrier · antioxidant and Prevention
Main cosmetic functionsNourishment and barrier · Hydration · Antioxidant action · Soothing and protective action
Basis of the analysisOfficial INCI + recognised active ingredients

This analysis is separate from brand claims and uses conservative associations between ingredients, cosmetic functions and skin concerns. WAI LAB does not attribute a benefit unless the INCI supports it.

Key active ingredients
not declared
not declared
not declared
not declared
not declared
Lipidi vegetalinot declared
Full INCI list
Saccharomyces/Rice Ferment Filtratebotanical conditioning ingredient
moisturising ingredient
Propanediolsolvent/humectant
Aqua/Water/Eausolvent
emollient
Glyceryl Stearateemulsifier
Isononyl Isononanoateemollient
Behenyl Alcoholemollient
emollient (silicone)
Stearyl Alcoholemollient
Camellia Sinensis Leaf Extractbotanical conditioning ingredient
Cladosiphon Okamuranus Extractbotanical conditioning ingredient
moisturising ingredient
Hydrolyzed Collagenhumectant / emollient
Hydrolyzed Elastinfunction not reported in the CosIng source
Betaphycus Gelatinum Extractbotanical conditioning ingredient
Crambe Abyssinica Seed Oilemollient
Stearyl Glycyrrhetinatesoothing ingredient
emollient / antioxidant
Phytosteryl Macadamiatehair-conditioning ingredient
antioxidant
Sodium Dilauramidoglutamide Lysinehumectant
Sodium Chondroitin Sulfateantistatic agent / hair-conditioning ingredient
Polyglyceryl-10 Eicosanedioate/Tetradecanedioatefunction not reported in the CosIng source
Cellulose Gumthickener/film-forming ingredient
Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymerthickener/film-forming ingredient
Disodium PhosphatepH regulator / perfuming ingredient
Potassium PhosphatepH regulator
Ethylhexylglycerinpreservative
Sorbitan Isostearateemulsifier
Polysorbate 60cleansing surfactant / emulsifier
Butylene Glycolsolvent/humectant
antioxidant
Alcoholviscosity regulator / solvent
Fragrance
preservative
Citralfragrance (declared allergen)
Limonenefragrance (declared allergen)
Linaloolfragrance (declared allergen)