No.4 Bond Maintenance Shampoo

Olaplex

No.4 Bond Maintenance Shampoo

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About this product

The Olaplex No.4 Bond Maintenance Shampoo is a misc. Our analysis of its 62 ingredients (48 low-risk) rates it Excellent (96/100). 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
62
Low-risk
48
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 7/17
Good for dry skin
Glycol Distearate Glycereth-26 Methyl Gluceth-20 Sodium Hyaluronate Glycerin Sodium Polyacrylate PEG-8
Caution for dry skin
C11-15 Pareth-7 C12-13 pareth-23 C12-13 Pareth-3 Decyl Glucoside Disodium Cocoyl Glutamate Punica Granatum Extract Sodium Lauroyl Methyl Isethionate Sodium Lauryl Sulfoacetate Sodium Cocoyl Glutamate Glycerin Trideceth-12 Potassium Cocoate Potassium Cocoyl Glycinate Acrylates Copolymer Laureth-9 Sodium Lauroyl Sarcosinate Sodium Polyacrylate
Oily/Acne-Prone Skin 1/0
Good for oily/acne-prone skin
Punica Granatum Extract
Sensitive Skin 2/7
Good for sensitive skin
Glycerin Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate
Caution for sensitive skin
Punica Granatum Extract Glycerin Citric Acid Phenoxyethanol Hexyl Cinnamal Limonene Citral

Ingredients list

62 total
Lower hazard (1) Higher hazard (7)
All62 Skin Conditioning29 Hair Conditioning16 Surfactant13 Film Forming11 Fragrance10 Emulsifying9 Antistatic Agent8 Cleansing7
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
Water
(Solvent)
1
B
Sodium Lauroyl Methyl Isethionate
(Cleansing, Surfactant)
1
Cocamidopropyl Hydroxysultaine
(Antistatic Agent, Hair Conditioning, Skin Conditioning, Sufactant, Foam Boosting, Viscosity Increasing Agent, Viscosity Controlling)
1
B
Potassium Cocoyl Glycinate
(Hair Conditioning, Surfactant)
1
B
Disodium Cocoyl Glutamate
(Cleansing, Surfactant)
1
A
Potassium Cocoate
(Sufactant, Emulsifying, Surfactant)
Fungal Acne
Fungal Acne Trigger
3
B
Sodium Lauroyl Sarcosinate
(Antistatic Agent, Cleansing, Emulsifying, Foaming, Hair Conditioning, Skin Conditioning, Surfactant, Viscosity Controlling)
1
Glycereth-26
(Humectant, Viscosity Decreasing Agent, Solvent, Viscosity Controlling)
1
B
Decyl Glucoside
(Cleansing, Emulsion Stabilising, Surfactant)
PARFUM
(Fragrance, Perfuming)
4
A
Phenoxyethanol
(Fragrance, Preservative)
Paraben
Paraben
1
B
Cocamidopropylamine Oxide
(Hair Conditioning, Sufactant, Foam Boosting, Hydrotrope)
1
B
Sodium Cocoyl Glutamate
(Cleansing, Surfactant)
1
A
Glycol Distearate
(Opacifying, Viscosity Increasing Agent, Emollient, Emulsifying, Skin Conditioning, Viscosity Controlling)
Fungal Acne
Fungal Acne Trigger
2
B
Disodium Laureth Sulfosuccinate
(Sufactant, Foam Boosting, Hydrotrope, Foaming)
1
A
Methyl Gluceth-20
(Humectant, Moisturising)
2
B
Acrylates Copolymer
(Adhesive, Artificial Nail Builder, Binding Agent, Film Forming, Hair Fixing, Suspending Agent Nonsurfactant, Antistatic Agent, Binding)
3
A
PEG-120 Methyl Glucose Dioleate
(Sufactant, Emulsifying)
1
A
Amodimethicone
(Antistatic Agent, Hair Conditioning)
Silicone
Silicone
1
A
Polyquaternium-10
(Antistatic Agent, Film Forming, Hair Fixing)
2
A
Citric Acid
(Chelating Agent, Fragrance, Ph Adjuster, Buffering Agent, Masking)
Bad for Sensitive Skin
Bad for Sensitive Skin
1
A
Ethylhexylglycerin
(Deodorant, Skin Conditioning)
1
A
Sodium Lauryl Sulfoacetate
(Cleansing, Foaming, Surfactant)
Sulfate
Sulfate
1
Divinyldimethicone/Dimethicone Copolymer
(Film Forming, Hair Conditioning)
2
A
Chlorphenesin
(Cosmetic Biocide, Antimicrobial, Preservative)
1
A
Polyquaternium-11
(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
C11-15 Pareth-7
(Emulsifying, Surfactant)
1
Trisodium Ethylenediamine Disuccinate
(Chelating Agent)
3
Laureth-9
(Emulsifying, Surfactant)
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
Trideceth-12
(Emulsifying, Surfactant)
1
A
Panthenol
(Antistatic Agent, Hair Conditioning, Skin Conditioning)
Good for Dry Skin
Good for Dry Skin
1
Hydrolyzed Vegetable Protein PG-Propyl Silanetriol
(Hair Conditioning, Skin Conditioning)
1
B
C12-13 Pareth-3
(Emulsifying, Surfactant)
1
B
C12-13 pareth-23
(Cleansing, Emulsifying, Surfactant)
Helianthus Annuus Seed Oil
(Fragrance, Skin Conditioning, Skin Conditioning Emollient)
TOCOPHEROL
(Antioxidant, Fragrance, Skin Conditioning)
Pseudozyma Epicola/Camellia Sinensis Seed Oil Ferment Extract Filtrate
(Hair Conditioning, Humectant, Skin Conditioning)
Pseudozyma Epicola/Argania Spinosa Kernel Oil Ferment Filtrate
(Hair Conditioning, Skin Conditioning)
prunus armeniaca kernel oil
(Fragrance, Skin Conditioning)
1
Quaternium-95
(Hair Conditioning, Uv Absorber)
1
Propanediol
(Solvent, Viscosity Decreasing Agent, Viscosity Controlling)
Helianthus Annuus Seed Extract
(Skin Conditioning)
3
A
PEG-8
(Humectant, Solvent)
Bis-Aminopropyl Diglycol Dimaleate
(Hair Conditioning, Hair Waving Or Straightening, Skin Conditioning)
1
Euterpe Oleracea Fruit Extract
(Hair Conditioning)
rosmarinus officinalis leaf extract
(Antimicrobial, Fragrance, Skin Conditioning)
1
Punica Granatum Extract
(Astringent, Masking, Tonic)
1
Origanum Vulgare Leaf Extract
(Skin Conditioning)
Musa Sapientum Fruit Extract
(Skin Conditioning)
1
Morinda Citrifolia Fruit Extract
(Skin Conditioning)
1
A
Sodium Hyaluronate
(Skin Conditioning, Humectant)
Good for Dry Skin
Good for Dry Skin
3
PEG-8/SMDI Copolymer
(Film Forming)
1
Arctium Lappa Root Extract
(Skin Conditioning)
3
B
Sodium Polyacrylate
(Absorbent, Emulsion Stabilising, Film Forming, Hair Fixing, Skin Conditioning Agent Emollient, Viscosity Controlling Agent, Viscosity Increasing Agent, Binding, Skin Conditioning)
1
Palmitoyl Myristyl Serinate
(Skin Conditioning)
7
Citral
(Flavoring Agent, Fragrance, Masking)
Allergens
Allergens
5
Hexyl Cinnamal
(Fragrance, Masking)
Allergens
Allergens
6
Limonene
(Deodorant, Perfuming, Solvent)
Allergens
Allergens
1
A
Biotin
(Hair Conditioning, Skin Conditioning, Antiseborrhoeic)
1
A
Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate
(Antioxidant)

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

Cocamidopropyl Hydroxysultaine
Skin Conditioning
Sodium Lauroyl Sarcosinate
Skin Conditioning
Glycereth-26
Humectant
Glycol Distearate
Emollient, Skin Conditioning
Methyl Gluceth-20
Humectant, Moisturising
Ethylhexylglycerin
Skin Conditioning

Benefits

Good for oily/acne-prone skin

Concerns

Contains paraben
Contains sulfate
Contains silicone
Contains eu allergen
Not fungal acne (malassezia) safe
Citral — 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
Sodium Lauroyl Methyl Isethionate
Cleansing, Surfactant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B CleansingSurfactant
Cocamidopropyl Hydroxysultaine
Antistatic agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Antistatic agentHair conditioningSkin conditioningSufactantFoam boostingViscosity increasing agentViscosity controlling
Potassium Cocoyl Glycinate
Hair conditioning, Surfactant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Hair conditioningSurfactant
Disodium Cocoyl Glutamate
Cleansing, Surfactant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B CleansingSurfactant
Sodium Lauroyl Sarcosinate
Antistatic agent, Cleansing
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B Antistatic agentCleansingEmulsifyingFoamingHair conditioningSkin conditioningSurfactantViscosity controlling
Glycereth-26
Humectant, Viscosity decreasing agent
Low-hazard ingredient.Read moreShow less
EWG 1 HumectantViscosity decreasing agentSolventViscosity controlling
Decyl Glucoside
Cleansing, Emulsion stabilising
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B CleansingEmulsion stabilisingSurfactant
PARFUM
Fragrance, Perfuming
Limited public safety data.Read moreShow less
EWG N/A FragrancePerfuming
Cocamidopropylamine Oxide
Hair conditioning, Sufactant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Hair conditioningSufactantFoam boostingHydrotrope
Sodium Cocoyl Glutamate
Cleansing, Surfactant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B CleansingSurfactant
Disodium Laureth Sulfosuccinate
Sufactant, Foam boosting
Low-hazard ingredient.Read moreShow less
EWG 2 CIR B SufactantFoam boostingHydrotropeFoaming
Methyl Gluceth-20
Humectant, Moisturising
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A HumectantMoisturising
Acrylates Copolymer
Adhesive, Artificial nail builder
Low-hazard ingredient.Read moreShow less
EWG 2 CIR B AdhesiveArtificial nail builderBinding agentFilm formingHair fixingSuspending agent -nonsurfactantAntistatic agentBinding
PEG-120 Methyl Glucose Dioleate
Sufactant, Emulsifying
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR A SufactantEmulsifying
+ 35 more — see the full ingredients list above
Potassium Cocoate
Sufactant, Emulsifying
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A SufactantEmulsifyingSurfactant Fungal-acne trigger
Phenoxyethanol
Fragrance, Preservative
Low-to-moderate hazard.Read moreShow less
EWG 4 CIR A FragrancePreservative Paraben
Glycol Distearate
Opacifying, Viscosity increasing agent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A OpacifyingViscosity increasing agentEmollientEmulsifyingSkin conditioningViscosity controlling Fungal-acne trigger
Amodimethicone
Antistatic agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Antistatic agentHair conditioning Silicone
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
Sodium Lauryl Sulfoacetate
Cleansing, Foaming
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A CleansingFoamingSurfactant Sulfate
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
Panthenol
Antistatic agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Antistatic agentHair conditioningSkin conditioning Good for Dry Skin
Sodium Hyaluronate
Skin conditioning, Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningHumectant Good for Dry Skin
Citral
Flavoring agent, Fragrance
Higher-hazard ingredient.Read moreShow less
EWG 7 Flavoring agentFragranceMasking Allergens
Hexyl Cinnamal
Fragrance, Masking
Moderate-hazard ingredient.Read moreShow less
EWG 5 FragranceMasking 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.

Trust & honesty

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

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