Tatcha RADIANT Deep Brightening Serum
The Tatcha RADIANT Deep Brightening Serum is a serums, essence, ampoule. Our analysis of its 32 ingredients (29 low-risk) rates it Excellent (95/100). Based on its ingredients, it looks well-suited to oily / acne-prone and dry skin. Heads up: it contains fragrance, which can irritate sensitive or reactive skin.
The Tatcha RADIANT Deep Brightening Serum is a serums, essence, ampoule. Our analysis of its 32 ingredients (29 low-risk) rates it Excellent (95/100). Based on its ingredients, it looks well-suited to oily / acne-prone and dry skin. Heads up: it contains fragrance, which can irritate sensitive or reactive skin.
Summarised from our ingredient analysis — not brand marketing copy.
The evidence
| EWG | CIR | Ingredient Name & Cosmetic Functions | Notes |
|---|---|---|---|
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Water
(Solvent) |
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Glycerin
(Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care Agent, Oral Health Care Drug, Skin Protecting, Viscosity Decreasing Agent, Perfuming, Solvent) |
Good for Dry Skin
Fungal Acne Trigger
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Propanediol
(Solvent, Viscosity Decreasing Agent, Viscosity Controlling) |
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Alcohol
(Antifoaming Agent, Antimicrobial, Astringent, Masking, Solvent, Viscosity Controlling) |
Bad for Dry Skin
Bad for Sensitive Skin
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Cyclopentasiloxane
(Hair Conditioning, Skin Conditioning, Emollient, Solvent) |
Silicone
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Olive Squalane | |
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Isocetyl Stearate
(Skin Conditioning, Emollient) |
Bad for Oily Skin
Fungal Acne Trigger
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Brown Rice Extract | |
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Oryza Sativa (Rice) Germ Oil
(Skin Conditioning Agent Occlusive, Emollient) |
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Polyglyceryl-2 Triisostearate
(Skin Conditioning, Emollient, Emulsifying, Surfactant) |
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Polyglyceryl-10 Isostearate
(Skin Conditioning, Emollient, Emulsifying, Surfactant) |
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Ethylhexylglycerin
(Deodorant, Skin Conditioning) |
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Glyceryl Stearate
(Emollient, Emulsifying) |
Fungal Acne Trigger
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Behenyl Alcohol
(Binding Agent, Emulsion Stabilising, Viscosity Increasing Agent, Binding, Emollient, Viscosity Controlling) |
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Silk Extract
(Skin Conditioning) |
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Arginine
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Masking) |
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Carbomer
(Emulsion Stabilising, Viscosity Increasing Agent, Gel Forming, Viscosity Controlling) |
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Xanthan Gum
(Binding Agent, Emulsion Stabilising, Skin Conditioning, Surfactant Emulsifying Agent, Viscosity Increasing Agent, Binding, Gel Forming, Viscosity Controlling) |
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Biosaccharide Gum-1
(Skin Conditioning) |
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Sodium Hyaluronate
(Skin Conditioning, Humectant) |
Good for Dry Skin
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Zizyphus Jujuba Fruit Extract
(Skin Conditioning) |
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Glycyrrhiza Glabra (Licorice) Root Extract
(Antioxidant, Humectant, Skin Conditioning, Perfuming) |
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Scutellaria Baicalensis Root Extract
(Astringent, Humectant, Soothing) |
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Cetearyl Alcohol
(Emulsion Stabilising, Opacifying, Foam Boosting, Viscosity Increasingagent Aqueous, Viscosity Increasing Agent, Emollient, Emulsifying, Viscosity Controlling) |
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Sodium Lauroyl Lactylate
(Emulsifying, Surfactant) |
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Sorbitan Stearate
(Fragrance, Emulsifying, Surfactant) |
Fungal Acne Trigger
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Caprylic/Capric Triglyceride
(Emollient, Masking, Perfuming, Skin Conditioning, Solvent) |
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Hydrogenated Lecithin
(Skin Conditioning, Emulsifying, Surfactant, Suspending Agent Nonsurfactant) |
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Algae Extract
(Fragrance, Humectant, Oral Care Agent, Skin Conditioning, Emollient) |
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Camellia Sinensis (Green Tea) Leaf Extract
(Antioxidant, Fragrance, Oral Care Agent, Skin Conditioning Agent Miscellaneous, Uv Absorber, Antimicrobial, Astringent, Emollient, Humectant, Masking, Skin Conditioning, Skin Protecting, Tonic) |
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Fragrance
(Deodorant, Masking, Perfuming) |
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Phenoxyethanol
(Fragrance, Preservative) |
Paraben
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EWG flags hazard, not real-world risk — ratings don't account for how much of an ingredient a product contains. Treat these as things to research, not verdicts. How we score →
How to use
General guidance from this product's category and active ingredients — always follow the directions on the package.
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