a-Keratin Hydrating & Repairing Shampoo

Peter Coppola

a-Keratin Hydrating & Repairing Shampoo

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About this product

The Peter Coppola a-Keratin Hydrating & Repairing Shampoo is a misc. Our analysis of its 30 ingredients (19 low-risk) rates it Excellent (92/100). Based on its ingredients, it looks well-suited to oily / acne-prone skin. Heads up: it contains fragrance, which can irritate sensitive or reactive skin.

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Misc
Ingredients
30
Low-risk
19
Fragrance
Contains fragrance
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 6/7
Good for dry skin
Glycol Distearate Equisetum Arvense Extract Caprylyl Glycol Butylene Glycol Camellia Sinensis Leaf Extract PEG-6 Caprylic/Capric Glycerides
Caution for dry skin
Equisetum Arvense Extract Hexylene Glycol Cocamide DIPA Sodium C14-16 Olefin Sulfonate Camellia Sinensis Leaf Extract PEG-6 Caprylic/Capric Glycerides Laureth-4
Oily/Acne-Prone Skin 2/0
Good for oily/acne-prone skin
Equisetum Arvense Extract Camellia Sinensis Leaf Extract
Sensitive Skin 3/8
Good for sensitive skin
Equisetum Arvense Extract Spirulina Platensis Extract Camellia Sinensis Leaf Extract
Caution for sensitive skin
Butylene Glycol Hexylene Glycol Citric Acid Camellia Sinensis Leaf Extract Phenoxyethanol Limonene Benzyl Salicylate Laureth-4

Ingredients list

30 total
Lower hazard (1) Higher hazard (7)
All30 Skin Conditioning19 Fragrance7 Emulsifying6 Masking5 Surfactant5 Viscosity Controlling5 Emollient5 Hair Conditioning4
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
Water
(Solvent)
2
B
Sodium C14-16 Olefin Sulfonate
(Cleansing, Foaming, Surfactant)
Sulfate
Sulfate
1
A
Glycol Distearate
(Opacifying, Viscosity Increasing Agent, Emollient, Emulsifying, Skin Conditioning, Viscosity Controlling)
Fungal Acne
Fungal Acne Trigger
2
3
B
Laureth-4
(Antistatic Agent, Emulsifying, Masking, Surfactant)
Bad for Oily Skin
Bad for Oily Skin
4
B
Cocamidopropyl Betaine
(Antistatic Agent, Hair Conditioning, Skin Conditioning, Sufactant, Foam Boosting, Viscosity Increasing Agent, Viscosity Controlling)
1
Cocamide DIPA
(Emulsifying, Surfactant, Viscosity Controlling)
1
Linoleamidopropyl PG-Dimonium Chloride Phosphate Dimethicone
(Hair Conditioning)
1
A
Caprylyl Glycol
(Hair Conditioning, Skin Conditioning, Emollient, Humectant)
4
A
Phenoxyethanol
(Fragrance, Preservative)
Paraben
Paraben
1
A
Hexylene Glycol
(Fragrance, Solvent, Viscosity Decreasing Agent, Emulsifying, Perfuming, Skin Conditioning, Surfactant)
PARFUM
(Fragrance, Perfuming)
3
A
PEG-150 Pentaerythrityl Tetrastearate
(Viscosity Increasing Agent, Emulsifying)
3
B
PEG-6 Caprylic/Capric Glycerides
(Skin Conditioning, Emollient, Emulsifying, Surfactant)
3
A
Polyquaternium-7
(Antistatic Agent, Film Forming, Hair Fixing)
1
A
Guar Hydroxypropyltrimonium Chloride
(Antistatic Agent, Hair Conditioning, Viscosity Increasing Agent, Film Forming, Skin Conditioning, Viscosity Controlling)
1
B
Camellia Sinensis Leaf Extract
(Antimicrobial, Antioxidant, Astringent, Emollient, Humectant, Masking, Oral Care Agent, Skin Conditioning, Skin Protecting, Tonic, Uv Absorber)
Good for Oily Skin
Good for Oily Skin
Saccharum Officinarum Extract
(Moisturising, Skin Conditioning)
Malva Sylvestris Flower Extract
(Skin Conditioning)
Cystoseira Compressa Extract
(Skin Conditioning)
Urtica Dioica Leaf Extract
(Skin Conditioning)
Yucca Schidigera Root Extract
(Skin Conditioning)
1
Equisetum Arvense Extract
(Astringent, Emollient, Soothing, Tonic)
1
Melissa Officinalis Leaf Extract
(Skin Conditioning)
1
Chenopodium Quinoa Seed Extract
(Skin Conditioning)
Helianthus Annuus Seed Oil
(Fragrance, Skin Conditioning, Skin Conditioning Emollient)
1
A
Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling)
Good for Dry Skin
Good for Dry Skin
1
Spirulina Platensis Extract
(Skin Protecting)
2
A
Citric Acid
(Chelating Agent, Fragrance, Ph Adjuster, Buffering Agent, Masking)
Bad for Sensitive Skin
Bad for Sensitive Skin
7
Benzyl Salicylate
(Fragrance, Uv Absorber, Masking)
Allergens
Allergens
6
Limonene
(Deodorant, Perfuming, Solvent)
Allergens
Allergens

My Ingredient Notes

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Key ingredients

Glycol Distearate
Emollient, Skin Conditioning
Cocamidopropyl Betaine
Skin Conditioning
Caprylyl Glycol
Skin Conditioning, Emollient
Hexylene Glycol
Skin Conditioning
PEG-6 Caprylic/Capric Glycerides
Skin Conditioning, Emollient
Guar Hydroxypropyltrimonium Chloride
Skin Conditioning

Benefits

Good for oily/acne-prone skin

Concerns

Contains paraben
Contains sulfate
Contains eu allergen
Not fungal acne (malassezia) safe
Benzyl Salicylate — 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
Cocamidopropyl Betaine
Antistatic agent, Hair conditioning
Low-to-moderate hazard.Read moreShow less
EWG 4 CIR B Antistatic agentHair conditioningSkin conditioningSufactantFoam boostingViscosity increasing agentViscosity controlling
Cocamide DIPA
Emulsifying, Surfactant
Low-hazard ingredient.Read moreShow less
EWG 1 EmulsifyingSurfactantViscosity controlling
Linoleamidopropyl PG-Dimonium Chloride Phosphate Dimethicone
Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Hair conditioning
Caprylyl Glycol
Hair conditioning, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Hair conditioningSkin conditioningEmollientHumectant
Hexylene Glycol
Fragrance, Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSolventViscosity decreasing agentEmulsifyingPerfumingSkin conditioningSurfactant
PARFUM
Fragrance, Perfuming
Limited public safety data.Read moreShow less
EWG N/A FragrancePerfuming
PEG-150 Pentaerythrityl Tetrastearate
Viscosity increasing agent, Emulsifying
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR A Viscosity increasing agentEmulsifying
PEG-6 Caprylic/Capric Glycerides
Skin conditioning, Emollient
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B Skin conditioningEmollientEmulsifyingSurfactant
Polyquaternium-7
Antistatic agent, Film forming
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR A Antistatic agentFilm formingHair fixing
Guar Hydroxypropyltrimonium Chloride
Antistatic agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Antistatic agentHair conditioningViscosity increasing agentFilm formingSkin conditioningViscosity controlling
Saccharum Officinarum Extract
Moisturising, Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A MoisturisingSkin conditioning
Malva Sylvestris Flower Extract
Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A Skin conditioning
Cystoseira Compressa Extract
Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A Skin conditioning
Urtica Dioica Leaf Extract
Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A Skin conditioning
+ 6 more — see the full ingredients list above
Sodium C14-16 Olefin Sulfonate
Cleansing, Foaming
Low-hazard ingredient.Read moreShow less
EWG 2 CIR B CleansingFoamingSurfactant Sulfate
Glycol Distearate
Opacifying, Viscosity increasing agent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A OpacifyingViscosity increasing agentEmollientEmulsifyingSkin conditioningViscosity controlling Fungal-acne trigger
Laureth-4
Antistatic agent, Emulsifying
Potentially comedogenic - can block poresRead moreShow less
EWG 2–3 CIR B Antistatic agentEmulsifyingMaskingSurfactant Bad for Oily Skin
Phenoxyethanol
Fragrance, Preservative
Low-to-moderate hazard.Read moreShow less
EWG 4 CIR A FragrancePreservative Paraben
Camellia Sinensis Leaf Extract
Antimicrobial, Antioxidant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B AntimicrobialAntioxidantAstringentEmollientHumectantMaskingOral care agentSkin conditioningSkin protectingTonicUv absorber Good for Oily Skin
Butylene Glycol
Fragrance, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSkin conditioningSolventViscositydecreasing agentHumectantMaskingViscosity controlling Good for Dry Skin
Citric Acid
Chelating agent, Fragrance
Skin irritation can occur at high concentrationRead moreShow less
EWG 2 CIR A Chelating agentFragrancePh adjusterBuffering agentMasking Bad for Sensitive Skin
Benzyl Salicylate
Fragrance, Uv absorber
Higher-hazard ingredient.Read moreShow less
EWG 7 FragranceUv absorberMasking Allergens
Limonene
Deodorant, Perfuming
Moderate-hazard ingredient.Read moreShow less
EWG 6 DeodorantPerfumingSolvent Allergens

How to use

How to use

  • 1 Morning only: Apply as the last step of your AM routine, after moisturiser, and reapply every ~2 hours of sun exposure.

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

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