Tatcha deep brightening serum
Tatcha tatcha deep brightening serum lists 32 ingredients on its label, 32 decoded. See what each one does, its irritancy and comedogenic tendency, and its status in national inventories.
Ingredients overview
Label order. Colour is our internal rating: green routine, yellow restricted or worth a look, red prohibited or high-risk, grey not yet decoded.
Ingredients are listed in label order; the order reflects the label only, not exact concentrations.
- Aqua/Water/Eau
- Glycerin
- Propanediol
- Alcohol
- Cyclopentasiloxane
- Squalane
- Camellia Sinensis Leaf Extract
- Inositol
- Algae Extract
- Sericin
- Glycyrrhiza Glabra Root Extract
- Oryza Sativa Germ Oil
- Hydrogenated Lecithin
- Ziziphus Jujuba Fruit Extract
- Scutellaria Baicalensis Root Extract
- Isocetyl Stearate
- Polyglyceryl-2 Triisostearate
- Polyglyceryl-10 Isostearate
- Ethylhexylglycerin
- Glyceryl Stearate
- Behenyl Alcohol
- Arginine
- Carbomer
- Xanthan Gum
- Biosaccharide Gum-1
- Sodium Hyaluronate
- Cetearyl Alcohol
- Sodium Lauroyl Lactylate
- Sorbitan Stearate
- Caprylic/Capric Triglyceride
- Parfum/ Fragrance
- Phenoxyethanol
Highlights
Free of parabensFree of sulfatesFree of mineral oilFree of formaldehyde releasersContains alcoholContains siliconesContains animal-derivedContains fragranceContains essential oilsContains EU-26 allergens
Formulation view Aqueous base with glycerin and propanediol; squalane and cyclopentasiloxane enhance texture. Antioxidants include tea, licorice, and scutellaria extracts. Preserved by phenoxyethanol. Factory view: refreshing system for combination skin; silicone usage requires regulatory compliance.E · AI inference · to be verified
Key ingredients
- 溶剂
- Aqua/Water/Eau
- DENATURANT
- Glycerin
- SOLVENT
- Propanediol
- ANTIFOAMING
- Alcohol
- SKIN CONDITIONING - EMOLLIENT
- CyclopentasiloxaneSqualane
- ANTIMICROBIAL
- Camellia Sinensis Leaf Extract
- ANTISTATIC
- Inositol
Other ingredients
Algae ExtractSericinGlycyrrhiza Glabra Root ExtractOryza Sativa Germ OilHydrogenated LecithinZiziphus Jujuba Fruit ExtractScutellaria Baicalensis Root ExtractIsocetyl StearatePolyglyceryl-2 TriisostearatePolyglyceryl-10 IsostearateEthylhexylglycerinGlyceryl StearateBehenyl AlcoholArginineCarbomerXanthan GumBiosaccharide Gum-1Sodium HyaluronateCetearyl AlcoholSodium Lauroyl LactylateSorbitan StearateCaprylic/Capric TriglycerideParfum/ FragrancePhenoxyethanol
Skim through
| Ingredient | What it does | Irr. · Com. | Rating |
|---|---|---|---|
| Aqua/Water/Eau | 溶剂 | 0 · – | Green |
| Glycerin | DENATURANT, HAIR CONDITIONING, HUMECTANT, ORAL CARE, SKIN PROTECTING, SOLVENT, VISCOSITY CONTROLLING, PERFUMING, FRAGRANCE, SKIN CONDITIONING - HUMECTANT | 0 · 0 | Green |
| Propanediol | SOLVENT, VISCOSITY CONTROLLING | 0 · – | Green |
| Alcohol | ANTIFOAMING, ANTIMICROBIAL, ASTRINGENT, FRAGRANCE, SOLVENT, VISCOSITY CONTROLLING | 1 · – | Yellow |
| Cyclopentasiloxane | SKIN CONDITIONING - EMOLLIENT, HAIR CONDITIONING, SKIN CONDITIONING, SOLVENT | 0 · – | Green |
| Squalane | SKIN CONDITIONING - EMOLLIENT, HAIR CONDITIONING, REFATTING, SKIN CONDITIONING | 0 · – | Green |
| Camellia Sinensis Leaf Extract | ANTIMICROBIAL, ANTIOXIDANT, ASTRINGENT, SKIN CONDITIONING - EMOLLIENT, HUMECTANT, FRAGRANCE, ORAL CARE, SKIN CONDITIONING, SKIN PROTECTING, TONIC, UV ABSORBER | 1 · – | Green |
| Inositol | ANTISTATIC, HAIR CONDITIONING, HUMECTANT | 0 · – | Green |
| Algae Extract | SKIN CONDITIONING - EMOLLIENT, HUMECTANT, FRAGRANCE, ORAL CARE, SKIN CONDITIONING - MISCELLANEOUS | 0 · – | Green |
| Sericin | ANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING, SMOOTHING | 0 · – | Green |
| Glycyrrhiza Glabra Root Extract | BLEACHING, SKIN CONDITIONING - EMOLLIENT, SKIN CONDITIONING, SMOOTHING, SOOTHING, PERFUMING | — | Green |
| Oryza Sativa Germ Oil | SKIN CONDITIONING - EMOLLIENT | 0 · – | Green |
| Hydrogenated Lecithin | SURFACTANT - EMULSIFYING, SKIN CONDITIONING | 0 · – | Green |
| Ziziphus Jujuba Fruit Extract | SKIN CONDITIONING - MISCELLANEOUS | 0 · – | Green |
| Scutellaria Baicalensis Root Extract | ASTRINGENT, HUMECTANT, SOOTHING | 0 · – | Green |
| Isocetyl Stearate | SKIN CONDITIONING - EMOLLIENT, SKIN CONDITIONING | 0 · – | Green |
| Polyglyceryl-2 Triisostearate | SURFACTANT - EMULSIFYING | 0 · – | Green |
| Polyglyceryl-10 Isostearate | SKIN CONDITIONING | 0 · – | Green |
| Ethylhexylglycerin | DEODORANT, SKIN CONDITIONING | 3 · – | Green |
| Glyceryl Stearate | SKIN CONDITIONING - EMOLLIENT, SURFACTANT - EMULSIFYING | 0 · – | Green |
| Behenyl Alcohol | BINDING, SKIN CONDITIONING - EMOLLIENT, EMULSION STABILISING, VISCOSITY CONTROLLING | 0 · – | Green |
| Arginine | ANTISTATIC, HAIR CONDITIONING, FRAGRANCE, SKIN CONDITIONING | 0 · – | Green |
| Carbomer | EMULSION STABILISING, GEL FORMING, VISCOSITY CONTROLLING | 0 · – | Green |
| Xanthan Gum | BINDING, SURFACTANT - EMULSIFYING, EMULSION STABILISING, GEL FORMING, SKIN CONDITIONING, SURFACTANT - CLEANSING, VISCOSITY CONTROLLING | 0 · – | Green |
| Biosaccharide Gum-1 | SKIN CONDITIONING | 0 · – | Green |
| Sodium Hyaluronate | HUMECTANT, SKIN CONDITIONING | 0 · 0 | Green |
| Cetearyl Alcohol | SKIN CONDITIONING - EMOLLIENT, SURFACTANT - EMULSIFYING, EMULSION STABILISING, SURFACTANT - FOAM BOOSTING, OPACIFYING, SURFACTANT - CLEANSING, VISCOSITY CONTROLLING | 0 · – | Green |
| Sodium Lauroyl Lactylate | SURFACTANT - EMULSIFYING | 0 · – | Green |
| Sorbitan Stearate | SURFACTANT - EMULSIFYING | 0 · 0 | Green |
| Caprylic/Capric Triglyceride | FRAGRANCE, SOLVENT, PERFUMING, SKIN CONDITIONING - OCCLUSIVE | 0 · – | Green |
| Parfum/ Fragrance | 香精香料 | — | Green |
| Phenoxyethanol | ANTIMICROBIAL, PRESERVATIVE · 限制 V/29 | 3 · – | Yellow |
The comedogenic column only shows scores with a published source. A blank means "no public source", not "non-comedogenic".
Ingredients explained
Each note carries its evidence level: C comes from official inventories (NMPA names, CosIng functions, annex restrictions); E is AI inference nobody has checked yet — treat it as a candidate. How we grade evidence →
- Aqua/Water/Eau
- Water as solvent/base; main ingredient, microbial control needed, paired with preservatives.E · AI inference · to be verified
- Glycerin
- Workhorse humectant at 3–10%; tacky at high levels, pair with occlusivesC · Official source
- Propanediol
- Polyol solvent at 1–5%; light feel, aids solubilization, propylene glycol alternativeB · Third-party verified
- Alcohol
- Ethanol for solubility/drying at 5-15%; high conc. is drying/irritating, avoid lip/eye, low residue, balance with humectants.E · AI inference · to be verified
- Cyclopentasiloxane
- Cyclopentasiloxane for emollient/solvent; volatile silicone, smooth feel, check VOC regulations.B · Third-party verified
- Squalane
- Emollient from plants or synthetic; light textureC · Official source
- Camellia Sinensis Leaf Extract
- Green tea extract for antioxidant/astringent; contains caffeine, possible irritation in sensitive skin.B · Third-party verified
- Inositol
- Humectant at 0.5–2%; gentle moisturizing, suitable for sensitive skinB · Third-party verified
- Algae Extract
- Algae extract with humectant and conditioning effects; may contain natural fragrant components.E · AI inference · to be verified
- Sericin
- Animal-derived silk protein, used for anti-static and hair/skin conditioning; provides smoothness and repair.B · Third-party verified
- Glycyrrhiza Glabra Root Extract
- Liquorice root extract for soothing and brightening; batch variability, watch polyphenol interactionsE · AI inference · to be verified
- Oryza Sativa Germ Oil
- Rice bran oil, moisturizing conditioning; 1–5% typical, low irritation, low comedogenicityE · AI inference · to be verified
- Hydrogenated Lecithin
- Emulsifier from lecithin; stable, used in powder emulsionsB · Third-party verified
- Ziziphus Jujuba Fruit Extract
- Natural antioxidant extract; polyphenols, prone to browning.E · AI inference · to be verified
- Scutellaria Baicalensis Root Extract
- Scutellaria root extract with baicalin for antioxidant and soothing effects; also provides astringent and humectant properties.B · Third-party verified
- Isocetyl Stearate
- Isocetyl stearate; emollient, low comedogenic riskB · Third-party verified
- Polyglyceryl-2 Triisostearate
- Mild non-ionic emulsifier for creams; oily feel, suitable for dry skin, control usage for oily skinB · Third-party verified
- Polyglyceryl-10 Isostearate
- Gentle emollient and emulsifier; improves texture, low comedogenic riskB · Third-party verified
- Ethylhexylglycerin
- Mild conditioner and preservative booster at 0.5–1%; reduces preservative load, smooth feelC · Official source
- Glyceryl Stearate
- Emulsifier at 1-3%; may require acid to prevent saponificationC · Official source
- Behenyl Alcohol
- Fat alcohol emulsifier/thickener at 1-3%; low comedogenic risk, check solubility in strong acid/base systems, add antioxidants.B · Third-party verified
- Arginine
- Arginine for moisturizing/conditioning; amino acid, high biocompatibility, often used in blends.B · Third-party verified
- Carbomer
- Gelling thickener requiring neutralization; watch out for ion compatibilityC · Official source
- Xanthan Gum
- Natural thickener at 0.1–1%; provides gel texture, pH-stable, requires full hydrationC · Official source
- Biosaccharide Gum-1
- Biosaccharide Gum-1, fermented colloid for hydration and soothing, low comedogenic.B · Third-party verified
- Sodium Hyaluronate
- Potent humectant at 0.1–2%; different MW for penetration depth, high levels may draw moistureC · Official source
- Cetearyl Alcohol
- Fatty alcohol emulsifier at 1-5%; non-ionic surfactantC · Official source
- Sodium Lauroyl Lactylate
- Mild emulsifier at 1–5%; suitable for sensitive skin, mind cationic surfactant compatibilityB · Third-party verified
- Sorbitan Stearate
- Non-ionic emulsifier for O/W systems; hydrophobic, requires co-emulsifiers, inert at high purityB · Third-party verified
- Caprylic/Capric Triglyceride
- Light occlusive and solvent at 1–10%; non-greasy feel, suitable for oily and combination skinC · Official source
- Parfum/ Fragrance
- Fragrance ingredient providing product scent; may contain 26 allergens, labeling requiredE · AI inference · to be verified
- Phenoxyethanol
- Broad-spectrum preservative at ≤1%; may irritate sensitive eye areas, often paired with ethylhexylglycerinC · Official source
Source: full ingredient list published on the product label, collected 2026-09-17. Ratings are our internal reading, not a regulatory conclusion. · Product page
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