Peter Thomas Roth Cucumber Gel Mask

Peter Thomas Roth

Where to buy Possibly in stock

About this product

The Peter Thomas Roth Cucumber Gel Mask is a wash-off mask. Our analysis of its 26 ingredients (17 low-risk) rates it Excellent (91/100). Based on its ingredients, it looks well-suited to oily / acne-prone skin.

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Wash-Off Mask
Ingredients
26
Low-risk
17
Fragrance
Fragrance-free
Origin
United States

The evidence

Quick Product Notes

Paraben-Free Sulfate-Free Alcohol-Free Silicone-Free EU Allergen-Free Fungal Acne (Malassezia) Safe

Notable Effects & Ingredients

No Notable Effects & Ingredients

Ingredients Related to Skin Types

Good   Bad — tap a skin type to see which ingredients · estimated from ingredient functions
Dry Skin 4/5
Good for dry skin
Sodium PCA Glycerin Propylene Glycol Sodium Polyacrylate
Caution for dry skin
Rubus Fruticosus (Blackberry) Fruit Extract Glycerin Sodium Polyacrylate Polysorbate 20 Triethanolamine
Oily/Acne-Prone Skin 1/0
Good for oily/acne-prone skin
Rubus Fruticosus (Blackberry) Fruit Extract
Sensitive Skin 4/7
Good for sensitive skin
Glycerin Allantoin Aloe Barbadensis Leaf Sea Cucumber Extract
Caution for sensitive skin
Rubus Fruticosus (Blackberry) Fruit Extract Glycerin Propylene Glycol Methylparaben Triethanolamine Propylparaben Aloe Barbadensis Leaf

Ingredients list

26 total
Lower hazard (1) Higher hazard (7)
All26 Skin Conditioning9 Fragrance6 Humectant6 Emulsion Stabilising4 Skin Protecting4 Masking3 Preservative3 Viscosity Controlling3
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
Water
(Solvent)
3
B
Propylene Glycol
(Fragrance, Humectant, Skin Conditioningagent Miscellaneous, Solvent, Viscosity Decreasing Agent, Skin Conditioning, Viscosity Controlling)
Good for Dry Skin
Good for Dry Skin
Sea Cucumber Extract
(Skin Conditioning, Skin Protecting)
1
Carica Papaya (Papaya) Fruit Extract
(Skin Conditioning)
Pineapple Fruit Extract Beta-Glucan
(Depilatory, Skin Conditioning)
B
Aloe Barbadensis Leaf
(Masking)
Good for Sensitive Skin
Good for Sensitive Skin
1
Rubus Fruticosus (Blackberry) Fruit Extract
(Fragrance, Astringent, Masking, Tonic)
Black Sugar Extract
1
Acer Saccharum (Sugar Maple) Extract
(Keratolytic)
1
B
Chamomilla Recutita (Matricaria) Extract
(Cosmetic Biocide)
1
Chamomilla Recutita (Matricaria) Oil Good for Sensitive Skin
Good for Sensitive Skin
Good for Dry Skin
Good for Dry Skin
Citrus Limon (Lemon) Leaf Extract
1
Orchid Extract
(Skin Conditioning)
2
A
Glycerin
(Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care Agent, Oral Health Care Drug, Skin Protecting, Viscosity Decreasing Agent, Perfuming, Solvent)
Good for Dry Skin
Good for Dry Skin
Fungal Acne
Fungal Acne Trigger
1
B
Sodium PCA
(Hair Conditioning, Humectant, Antistatic Agent, Skin Conditioning)
Good for Dry Skin
Good for Dry Skin
1
A
Allantoin
(Skin Conditioning, Skin Protecting, Soothing)
Good for Oily Skin
Good for Oily Skin
Good for Sensitive Skin
Good for Sensitive Skin
1
A
Disodium EDTA
(Chelating Agent, Viscosity Controlling)
3
B
Sodium Polyacrylate
(Absorbent, Emulsion Stabilising, Film Forming, Hair Fixing, Skin Conditioning Agent Emollient, Viscosity Controlling Agent, Viscosity Increasing Agent, Binding, Skin Conditioning)
5
B
Triethanolamine
(Fragrance, Ph Adjuster, Emulsifying, Surfactant, Buffering Agent, Masking)
1
A
Carbomer
(Emulsion Stabilising, Viscosity Increasing Agent, Gel Forming, Viscosity Controlling)
3
B
Polysorbate 20
(Emulsifying, Surfactant)
Fungal Acne
Fungal Acne Trigger
6
B
Diazolidinyl Urea
(Preservative)
4
A
Methylparaben
(Fragrance, Preservative)
Paraben
Paraben
7
A
Propylparaben
(Fragrance, Preservative, Perfuming)
Paraben
Paraben
3
CI 19140
(Colorant, Cosmetic Colorant)
2
CI 42090
(Colorant, Cosmetic Colorant)

My Ingredient Notes

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Key ingredients

Propylene Glycol
Humectant, Skin Conditioning
Sea Cucumber Extract
Skin Conditioning, Skin Protecting
Carica Papaya (Papaya) Fruit Extract
Skin Conditioning
Pineapple Fruit Extract Beta-Glucan
Skin Conditioning
Rubus Fruticosus (Blackberry) Fruit Extract
Astringent
Orchid Extract
Skin Conditioning

Benefits

Good for oily/acne-prone skin

Concerns

Contains paraben
Not fungal acne (malassezia) safe
Propylparaben — higher EWG
May not suit dry skin
May not suit sensitive skin

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 →

Ingredients explained

Water
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
Sea Cucumber Extract
Skin conditioning, Skin protecting
Limited public safety data.Read moreShow less
EWG N/A Skin conditioningSkin protecting
Carica Papaya (Papaya) Fruit Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Pineapple Fruit Extract Beta-Glucan
Depilatory, Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A DepilatorySkin conditioning
Rubus Fruticosus (Blackberry) Fruit Extract
Fragrance, Astringent
Low-hazard ingredient.Read moreShow less
EWG 1 FragranceAstringentMaskingTonic
Black Sugar Extract
Other
Limited public safety data.Read moreShow less
EWG N/A
Acer Saccharum (Sugar Maple) Extract
Keratolytic
Low-hazard ingredient.Read moreShow less
EWG 1 Keratolytic
Chamomilla Recutita (Matricaria) Extract
Cosmetic biocide
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Cosmetic biocide
Citrus Limon (Lemon) Leaf Extract
Other
Limited public safety data.Read moreShow less
EWG N/A
Orchid Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Disodium EDTA
Chelating agent, Viscosity controlling
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Chelating agentViscosity controlling
Sodium Polyacrylate
Absorbent, Emulsion stabilising
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B AbsorbentEmulsion stabilisingFilm formingHair fixingSkin-conditioning agent -emollientViscosity controlling agentViscosity increasing agentBindingSkin conditioning
Carbomer
Emulsion stabilising, Viscosity increasing agent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Emulsion stabilisingViscosity increasing agentGel formingViscosity controlling
CI 19140
Colorant, Cosmetic colorant
Low-to-moderate hazard.Read moreShow less
EWG 3 ColorantCosmetic colorant
CI 42090
Colorant, Cosmetic colorant
Low-hazard ingredient.Read moreShow less
EWG 2 ColorantCosmetic colorant
Propylene Glycol
Fragrance, Humectant
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B FragranceHumectantSkin-conditioningagent - miscellaneousSolventViscosity decreasing agentSkin conditioningViscosity controlling Good for Dry Skin
Aloe Barbadensis Leaf
Masking
Limited public safety data.Read moreShow less
EWG N/A CIR B Masking Good for Sensitive Skin
Chamomilla Recutita (Matricaria) Oil
Other
Low-hazard ingredient.Read moreShow less
EWG 1 Good for Sensitive SkinGood for Dry Skin
Glycerin
Denaturant, Fragrance
Low-hazard ingredient.Read moreShow less
EWG 2 CIR A DenaturantFragranceHair conditioningHumectantOral care agentOral health care drugSkin protectingViscosity decreasing agentPerfumingSolvent Good for Dry SkinFungal-acne trigger
Sodium PCA
Hair conditioning, Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Hair conditioningHumectantAntistatic agentSkin conditioning Good for Dry Skin
Allantoin
Skin conditioning, Skin protecting
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningSkin protectingSoothing Good for Oily SkinGood for Sensitive Skin
Triethanolamine
Fragrance, Ph adjuster
Moderate-hazard ingredient.Read moreShow less
EWG 5 CIR B FragrancePh adjusterEmulsifyingSurfactantBuffering agentMasking
Polysorbate 20
Emulsifying, Surfactant
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B EmulsifyingSurfactant Fungal-acne trigger
Diazolidinyl Urea
Preservative
Moderate-hazard ingredient.Read moreShow less
EWG 6 CIR B Preservative
Methylparaben
Fragrance, Preservative
Low-to-moderate hazard.Read moreShow less
EWG 4 CIR A FragrancePreservative Paraben
Propylparaben
Fragrance, Preservative
Higher-hazard ingredient.Read moreShow less
EWG 7 CIR A FragrancePreservativePerfuming Paraben

How to use

How to use

  • 1 Where it fits: Use as the first step, on clean hands, before the rest of your routine.
  • 2 Morning & evening: Suitable for both AM and PM use.

General guidance from this product's category and active ingredients — always follow the directions on the package.

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