Amino Acid Conditioner

Kiehl's

Where to buy Possibly in stock

About this product

The Kiehl's Amino Acid Conditioner is a misc. Our analysis of its 22 ingredients (13 low-risk) rates it Excellent (91/100). Based on its ingredients, it looks well-suited to dry 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
22
Low-risk
13
Fragrance
Contains fragrance
Origin
United States
SPF
7 · blocks 85.7% UVB

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 3/2
Good for dry skin
Myristyl Alcohol Cetyl Alcohol Cetyl Esters
Caution for dry skin
Myristyl Alcohol Cetyl Alcohol
Oily/Acne-Prone Skin No data
Sensitive Skin 2/9
Good for sensitive skin
Wheat Amino Acids Aloe Barbadensis Leaf Juice
Caution for sensitive skin
Myristyl Alcohol Cetyl Alcohol Sodium Chloride Citric Acid Isopropyl Alcohol Sodium Benzoate Potassium Sorbate Phenoxyethanol Coumarin

Ingredients list

22 total
Lower hazard (1) Higher hazard (7)
All22 Skin Conditioning13 Fragrance11 Masking5 Viscosity Controlling5 Hair Conditioning5 Preservative5 Emulsion Stabilising4 Perfuming4
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
Water
(Solvent)
1
A
Cetyl Alcohol
(Emulsion Stabilising, Fragrance, Opacifying, Emulsifying, Surfactant, Foam Boosting, Viscosity Increasing Agent, Emollient, Masking, Viscosity Controlling)
3
B
Behentrimonium Chloride
(Antistatic Agent, Hair Conditioning, Preservative)
1
B
Cetyl Esters
(Skin Conditioning, Emollient)
2
A
Isopropyl Alcohol
(Antifoaming Agent, Fragrance, Solvent, Viscosity Decreasing Agent, Perfuming, Viscosity Controlling)
Bad for Sensitive Skin
Bad for Sensitive Skin
2
A
Citric Acid
(Chelating Agent, Fragrance, Ph Adjuster, Buffering Agent, Masking)
Bad for Sensitive Skin
Bad for Sensitive Skin
4
A
Phenoxyethanol
(Fragrance, Preservative)
Paraben
Paraben
1
A
Myristyl Alcohol
(Emulsion Stabilising, Fragrance, Skin Conditioning, Emollient, Surfactant Foam Booster, Viscosity Increasing Agent, Foam Boosting, Viscosity Controlling)
PARFUM
(Fragrance, Perfuming)
SIMMONDSIA CHINENSIS SEED OIL
(Hair Conditioning, Skin Conditioning, Skin Conditioning Emollient)
cocos nucifera oil
(Fragrance, Hair Conditioning, Perfuming, Skin Conditioning)
B
Aloe Barbadensis Leaf Juice
(Skin Conditioning)
Good for Sensitive Skin
Good for Sensitive Skin
Glycine Soja Oil
(Perfuming, Skin Conditioning, Skin Conditioning Emollient)
TOCOPHEROL
(Antioxidant, Fragrance, Skin Conditioning)
4
B
Chlorhexidine Dihydrochloride
(Cosmetic Biocide, Oral Care Agent, Preservative, Antimicrobial)
1
Hydroxypropyltrimonium Hydrolyzed Wheat Protein
(Antistatic Agent, Hair Conditioning, Skin Conditioning)
1
A
Wheat Amino Acids
(Hair Conditioning, Skin Conditioning, Skin Protecting, Soothing)
1
Sodium Chloride
(Bulking Agent, Masking, Oral Care Agent, Viscosity Controlling)
7
Coumarin
(Fragrance, Masking)
Allergens
Allergens
3
A
Potassium Sorbate
(Fragrance, Preservative)
1
A
Disodium EDTA
(Chelating Agent, Viscosity Controlling)
3
A
Sodium Benzoate
(Fragrance, Preservative, Anticorrosive, Masking)

My Ingredient Notes

No personal ingredient notes yet. Save ingredients to your profile to get good/bad alerts here.

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Key ingredients

AHA
Exfoliates skin for a brighter complexion.
Vitamin E
Protects skin and soothes irritation.
Antioxidants
Shields skin from free radical damage.

Benefits

HydratingBoosts hydration and relieves dry, tight skin.
BrighteningRestores radiance to dull, tired skin.
Reduces IrritationEases discomfort and supports skin resilience.
Redness ReducingSoothes visible redness and calms irritation.
Dark SpotsFades dark spots for even skin tone.
Barrier RepairStrengthen and restore your skin's natural barrier.
Anti-AgingSoftens lines and helps skin look youthful.
Scar HealingImproves the look of marks and scars.

Concerns

Contains paraben
Contains eu allergen
Coumarin — higher EWG
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
Cetyl Alcohol
Emulsion stabilising, Fragrance
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Emulsion stabilisingFragranceOpacifyingEmulsifyingSurfactantFoam boostingViscosity increasing agentEmollientMaskingViscosity controlling
Behentrimonium Chloride
Antistatic agent, Hair conditioning
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B Antistatic agentHair conditioningPreservative
Cetyl Esters
Skin conditioning, Emollient
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Skin conditioningEmollient
Myristyl Alcohol
Emulsion stabilising, Fragrance
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Emulsion stabilisingFragranceSkin conditioningEmollientSurfactant -foam boosterViscosity increasing agentFoam boostingViscosity controlling
PARFUM
Fragrance, Perfuming
Limited public safety data.Read moreShow less
EWG N/A FragrancePerfuming
SIMMONDSIA CHINENSIS SEED OIL
Hair conditioning, Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A Hair conditioningSkin conditioningSkin conditioning emollient
cocos nucifera oil
Fragrance, Hair conditioning
Limited public safety data.Read moreShow less
EWG N/A FragranceHair conditioningPerfumingSkin conditioning
Glycine Soja Oil
Perfuming, Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A PerfumingSkin conditioningSkin conditioning emollient
TOCOPHEROL
Antioxidant, Fragrance
Limited public safety data.Read moreShow less
EWG N/A AntioxidantFragranceSkin conditioning
Chlorhexidine Dihydrochloride
Cosmetic biocide, Oral care agent
Low-to-moderate hazard.Read moreShow less
EWG 4 CIR B Cosmetic biocideOral care agentPreservativeAntimicrobial
Hydroxypropyltrimonium Hydrolyzed Wheat Protein
Antistatic agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Antistatic agentHair conditioningSkin conditioning
Wheat Amino Acids
Hair conditioning, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Hair conditioningSkin conditioningSkin protectingSoothing
Sodium Chloride
Bulking agent, Masking
Low-hazard ingredient.Read moreShow less
EWG 1 Bulking agentMaskingOral care agentViscosity controlling
Potassium Sorbate
Fragrance, Preservative
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR A FragrancePreservative
+ 2 more — see the full ingredients list above
Isopropyl Alcohol
Antifoaming agent, Fragrance
Low-hazard ingredient.Read moreShow less
EWG 2 CIR A Antifoaming agentFragranceSolventViscosity decreasing agentPerfumingViscosity controlling Bad for Sensitive 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
Phenoxyethanol
Fragrance, Preservative
Low-to-moderate hazard.Read moreShow less
EWG 4 CIR A FragrancePreservative Paraben
Aloe Barbadensis Leaf Juice
Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A CIR B Skin conditioning Good for Sensitive Skin
Coumarin
Fragrance, Masking
Higher-hazard ingredient.Read moreShow less
EWG 7 FragranceMasking Allergens

How to use

How to use

  • 1 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.

Trust & honesty

Officially notified as a cosmetic in Malaysia (NPRA). Government registration record.

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