Peter Thomas Roth Blue Marine Algae Intense Hydrating Mask
The Peter Thomas Roth Blue Marine Algae Intense Hydrating Mask is a moisturizer. Our analysis of its 21 ingredients (19 low-risk) rates it Excellent (98/100). Based on its ingredients, it looks well-suited to oily / acne-prone and dry skin.
The Peter Thomas Roth Blue Marine Algae Intense Hydrating Mask is a moisturizer. Our analysis of its 21 ingredients (19 low-risk) rates it Excellent (98/100). Based on its ingredients, it looks well-suited to oily / acne-prone and dry 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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Salvia Officinalis (Sage) Leaf Water
(Fragrance, Skin Conditioning) |
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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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Pseudoalteromonas Ferment Extract
(Humectant) |
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Camellia Sinensis Leaf Extract
(Antimicrobial, Antioxidant, Astringent, Emollient, Humectant, Masking, Oral Care Agent, Skin Conditioning, Skin Protecting, Tonic, Uv Absorber) |
Good for Oily Skin
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Kappaphycus Alvarezii Extract
(Skin Conditioning) |
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Algae Extract
(Fragrance, Humectant, Oral Care Agent, Skin Conditioning, Emollient) |
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Sea Water
(Humectant, Solvent) |
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Sodium Hyaluronate
(Skin Conditioning, Humectant) |
Good for Dry Skin
|
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Mica
(Cosmetic Colorant, Opacifying) |
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Silica
(Abrasive, Absorbent, Anticaking Agent, Bulking Agent, Opacifying, Viscosity Controlling) |
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Carbomer
(Emulsion Stabilising, Viscosity Increasing Agent, Gel Forming, Viscosity Controlling) |
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Sodium Hydroxide
(Denaturant, Ph Adjuster, Buffering Agent) |
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Disodium EDTA
(Chelating Agent, Viscosity Controlling) |
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Citric Acid
(Chelating Agent, Fragrance, Ph Adjuster, Buffering Agent, Masking) |
Bad for Sensitive Skin
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Caprylyl Glycol
(Hair Conditioning, Skin Conditioning, Emollient, Humectant) |
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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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Titanium/Titanium Dioxide
(Cosmetic Colorant, Opacifying) |
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CI 42090
(Colorant, Cosmetic Colorant) |
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How to use
General guidance from this product's category and active ingredients — always follow the directions on the package.
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