Peter Thomas Roth Cucumber De-Tox Hydrating Serum
The Peter Thomas Roth Cucumber De-Tox Hydrating Serum is a serums, essence, ampoule. Our analysis of its 23 ingredients (19 low-risk) rates it Excellent (92/100). Based on its ingredients, it looks well-suited to dry skin. Heads up: it contains fragrance, which can irritate sensitive or reactive skin.
The Peter Thomas Roth Cucumber De-Tox Hydrating Serum is a serums, essence, ampoule. Our analysis of its 23 ingredients (19 low-risk) rates it Excellent (92/100). Based on its ingredients, it looks well-suited to 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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Saccharide Isomerate
(Humectant) |
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Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling) |
Good for Dry Skin
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Cucumis Sativus (Cucumber) Fruit Extract
(Skin Conditioning, Emollient) |
Good for Dry Skin
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Sodium Hyaluronate
(Skin Conditioning, Humectant) |
Good for Dry Skin
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Hydrolyzed Silk
(Hair Conditioning, Skin Conditioning, Antistatic Agent, Humectant) |
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Sodium PCA
(Hair Conditioning, Humectant, Antistatic Agent, Skin Conditioning) |
Good for Dry Skin
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Trehalose
(Flavoring Agent, Humectant, Moisturising) |
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Sorbitol
(Flavoring Agent, Fragrance, Humectant, Plasticizer, Skin Conditioning) |
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Polyquaternium-51
(Film Forming, Humectant, Skin Conditioning) |
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Urea
(Buffering Agent, Humectant, Antistatic Agent, Skin Conditioning) |
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Salvia Sclarea (Clary) Oil | |
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Citric Acid
(Chelating Agent, Fragrance, Ph Adjuster, Buffering Agent, Masking) |
Bad for Sensitive Skin
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Sodium Citrate
(Ph Adjuster, Buffering Agent, Chelating, Masking) |
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Triacetin
(Cosmetic Biocide, Fragrance, Plasticizer, Solvent, Antimicrobial, Film Forming, Masking) |
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Potassium Sorbate
(Fragrance, Preservative) |
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Sodium Benzoate
(Fragrance, Preservative, Anticorrosive, Masking) |
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Phenoxyethanol
(Fragrance, Preservative) |
Paraben
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Fragrance
(Deodorant, Masking, Perfuming) |
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c | |
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Yellow 5 Lake | |
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Blue 1 |
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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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