Smooth Coat & Rich Serum Hair Mask

8 The Thalasso

Smooth Coat & Rich Serum Hair Mask

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About this product

The 8 The Thalasso Smooth Coat & Rich Serum Hair Mask is a misc. Our analysis of its 65 ingredients (44 low-risk) rates it Excellent (97/100). Based on its ingredients, it looks well-suited to oily / acne-prone and dry skin. Heads up: it contains fragrance, which can irritate sensitive or reactive skin.

Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Misc
Ingredients
65
Low-risk
44
Fragrance
Contains fragrance
Origin
Japan
Data updated
Jun 2026

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 20/15
Good for dry skin
Dicaprylyl Carbonate Lanolin Lanolin Acid Cetyl Alcohol Squalane Stearyl Alcohol Ethylhexyl Palmitate Oleyl Alcohol Isostearyl Alcohol Isopropyl Myristate Butylene Glycol Glycerin Cholesterol Hydrolyzed Silk Hydrolyzed Collagen Hydrolyzed Keratin Dimethicone Cyclopentasiloxane Lecithin Sucrose Polyoleate
Caution for dry skin
Lanolin Lanolin Acid Cetyl Alcohol Stearyl Alcohol Isostearoyl Hydrolyzed Collagen Isostearic Acid Xanthan Gum Glycerin Ceteth-20 Dicocodimonium Chloride Alcohol Denat. Zinc Sulfate Lecithin Sucrose Polyoleate PEG-200 Hydrogenated Castor Oil
Oily/Acne-Prone Skin 2/0
Good for oily/acne-prone skin
Alcohol Denat. Zinc Sulfate
Sensitive Skin 4/17
Good for sensitive skin
Laminaria Saccharina Extract Glycerin Dimethicone Crithmum Maritimum Callus Culture Filtrate
Caution for sensitive skin
Origanum Majorana Leaf Oil Disodium Phosphate Vetiveria Zizanoides Root Oil Cetyl Alcohol Stearyl Alcohol Algin Ethylhexyl Palmitate Oleyl Alcohol Isopropyl Myristate Butylene Glycol Glycerin Citric Acid Isopropyl Alcohol Sodium Benzoate Alcohol Denat. Phenoxyethanol PEG-200 Hydrogenated Castor Oil

Ingredients list

65 total
Lower hazard (1) Higher hazard (4)
All65 Skin Conditioning47 Fragrance22 Hair Conditioning17 Emollient16 Antistatic Agent12 Emulsifying11 Viscosity Controlling10 Masking10
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
A
Dimethicone
(Antifoaming Agent, Skin Protecting, Emollient, Skin Conditioning)
Silicone
Silicone
1
A
Stearyl Alcohol
(Emulsion Stabilising, Fragrance, Emulsifying, Surfactant, Foambooster, Viscosity Increasing Agent, Emollient, Foam Boosting, Masking, Opacifying, Refatting, Viscosity Controlling)
3
B
Behentrimonium Chloride
(Antistatic Agent, Hair Conditioning, Preservative)
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
Crithmum Maritimum Callus Culture Filtrate
(Skin Protecting)
B
Malus Domestica Fruit Cell Culture Extract
(Skin Conditioning)
1
A
Algin
(Binding Agent, Fragrance, Viscosity Increasing Agent, Binding, Masking, Viscosity Controlling)
Bad for Sensitive Skin
Bad for Sensitive Skin
Bad for Oily Skin
Bad for Oily Skin
Maris aqua
(Humectant, Solvent)
1
A
Squalane
(Emollient, Hair Conditioning, Refatting, Skin Conditioning)
1
Hydroxypropyl Chitosan
(Film Forming, Viscosity Increasing Agent)
1
Laminaria Saccharina Extract
(Skin Protecting)
1
Cladosiphon Okamuranus Extract
(Skin Conditioning)
1
Hydrolyzed Conchiolin Protein
(Hair Conditioning, Skin Conditioning)
1
Porphyra Yezoensis Extract
(Skin Conditioning)
Succinoyl Atelocollagen
(Skin Conditioning)
1
Isostearoyl Hydrolyzed Collagen
(Hair Conditioning, Skin Conditioning, Surfactant Cleansingagent, Antistatic Agent)
Ceramide NG
(Skin Conditioning)
1
A
Cholesterol
(Emulsion Stabilising, Skin Conditioning, Viscosity Increasing Agent, Emollient, Emulsifying, Stabilising, Viscosity Controlling)
1
Bis-Ethoxydiglycol Cyclohexane 1,4-Dicarboxylate
(Emulsion Stabilising, Hair Conditioning, Humectant, Skin Conditioning, Skin Conditioning Emollient)
1
A
Hydrolyzed Collagen
(Hair Conditioning, Nail Conditioning Agent, Skin Conditioning, Antistatic Agent, Emollient, Film Forming, Humectant)
2
A
Hydrolyzed Keratin
(Hair Conditioning, Nail Conditioning Agent, Skin Conditioning, Antistatic Agent, Film Forming, Humectant)
1
A
Hydrolyzed Silk
(Hair Conditioning, Skin Conditioning, Antistatic Agent, Humectant)
1
Phytosteryl/Octyldodecyl Lauroyl Glutamate
(Skin Conditioning)
1
Vetiveria Zizanoides Root Oil
(Masking, Perfuming, Tonic)
Salvia Sclarea Oil
(Fragrance, Tonic)
1
Origanum Majorana Leaf Oil
(Masking, Refreshing)
lavandula angustifolia oil
(Fragrance, Tonic)
SANTALUM ALBUM OIL
(Fragrance)
Myristica Fragrans Kernel Oil
(Fragrance, Skin Conditioning)
Salvia Officinalis Oil
(Fragrance, Tonic)
Illicium Verum Leaf Oil
(Flavouring, Fragrance, Skin Conditioning)
1
A
Xanthan Gum
(Binding Agent, Emulsion Stabilising, Skin Conditioning, Surfactant Emulsifying Agent, Viscosity Increasing Agent, Binding, Gel Forming, Viscosity Controlling)
1
Lanolin Acid
(Cleansing, Emollient, Emulsifying, Surfactant)
Bad for Oily Skin
Bad for Oily Skin
1
A
Isostearic Acid
(Binding Agent, Sufactantsurfactant Cleansing Agent Is Included As A Function For The Soap Form Of Isostearic Acid., Binding, Emulsifying)
Fungal Acne
Fungal Acne Trigger
4
Zinc Sulfate
(Cosmetic Astringent, Cosmetic Biocide, Oral Care Agent, Antimicrobial, Antiplaque)
1
B
Disodium Phosphate
(Buffering Agent, Anticorrosive, Fragrance, Ph Adjuster, Masking)
1
B
Potassium Phosphate
(Ph Adjuster, Buffering Agent)
2
3
Lecithin
(Skin Conditioning, Emulsifying, Surfactant, Antistatic Agent, Emollient)
1
Pyridoxine HCl
(Hair Conditioning, Skin Conditioning, Antistatic Agent)
1
B
Ethylhexyl Palmitate
(Fragrance, Skin Conditioning, Emollient, Perfuming)
Fungal Acne
Fungal Acne Trigger
1
Dicaprylyl Carbonate
(Skin Conditioning, Emollient)
1
A
Amodimethicone
(Antistatic Agent, Hair Conditioning)
Silicone
Silicone
1
A
Lanolin
(Emulsion Stabilising, Hair Conditioning, Skin Conditioning, Emollient, Skinprotectant, Emulsifying, Surfactant, Antistatic Agent)
1
A
Oleyl Alcohol
(Fragrance, Skin Conditioning, Emollient, Solvent, Viscosity Increasingagent Nonaqueous, Emulsifying, Opacifying, Viscosity Controlling)
Bad for Oily Skin
Bad for Oily Skin
B
Steartrimonium Chloride
(Antistatic Agent, Hair Conditioning, Preservative)
Sucrose Polyoleate
(Emollient, Emulsifying, Skin Conditioning, Surfactant)
3
Distearyldimonium Chloride
(Antistatic Agent, Hair Conditioning)
3
A
Cyclopentasiloxane
(Hair Conditioning, Skin Conditioning, Emollient, Solvent)
Silicone
Silicone
4
Dicocodimonium Chloride
(Antistatic Agent, Emulsifying, Hair Conditioning, Surfactant)
1
A
Aminopropyl Dimethicone
(Hair Conditioning)
PEG-200 Hydrogenated Castor Oil
(Fragrance, Sufactant, Surfactant)
1
A
Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling)
Good for Dry Skin
Good for Dry Skin
Linum Usitatissimum Seed Oil
(Perfuming, Skin Conditioning)
1
A
Isostearyl Alcohol
(Skin Conditioning, Emollient, Viscosity Increasing Agent, Viscosity Controlling)
2
B
Ceteth-20
(Cleansing, Emulsifying, Surfactant)
1
B
Isopropyl Myristate
(Binding Agent, Fragrance, Skin Conditioning, Emollient, Binding, Perfuming, Solvent)
Bad for Oily Skin
Bad for Oily Skin
Fungal Acne
Fungal Acne Trigger
4
Alcohol Denat.
(Antifoaming Agent, Antimicrobial, Astringent, Masking, Solvent, Viscosity Controlling)
Bad for Dry Skin
Bad for Dry Skin
Bad for Sensitive Skin
Bad for Sensitive Skin
TOCOPHEROL
(Antioxidant, Fragrance, Skin Conditioning)
2
A
Citric Acid
(Chelating Agent, Fragrance, Ph Adjuster, Buffering Agent, Masking)
Bad for Sensitive Skin
Bad for Sensitive Skin
3
A
Sodium Benzoate
(Fragrance, Preservative, Anticorrosive, Masking)
4
A
Phenoxyethanol
(Fragrance, Preservative)
Paraben
Paraben
2
A
Isopropyl Alcohol
(Antifoaming Agent, Fragrance, Solvent, Viscosity Decreasing Agent, Perfuming, Viscosity Controlling)
Bad for Sensitive Skin
Bad for Sensitive Skin
PARFUM
(Fragrance, Perfuming)

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

Vitamin E
Protects skin and soothes irritation.
Ceramides
Locks in moisture and supports skin barrier.
Antioxidants
Shields skin from free radical damage.

Benefits

HydratingBoosts hydration and relieves dry, tight skin.
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.
BrighteningRestores radiance to dull, tired skin.
Reduces IrritationEases discomfort and supports skin resilience.
Good For Oily SkinBalances oil and helps reduce shine.
Redness ReducingSoothes visible redness and calms irritation.

Concerns

Contains paraben
Contains silicone
Not fungal acne (malassezia) safe
May not suit sensitive skin

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
Stearyl Alcohol
Emulsion stabilising, Fragrance
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Emulsion stabilisingFragranceEmulsifyingSurfactant- foamboosterViscosity increasing agentEmollientFoam boostingMaskingOpacifyingRefattingViscosity controlling
Behentrimonium Chloride
Antistatic agent, Hair conditioning
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B Antistatic agentHair conditioningPreservative
Crithmum Maritimum Callus Culture Filtrate
Skin protecting
Limited public safety data.Read moreShow less
EWG N/A Skin protecting
Malus Domestica Fruit Cell Culture Extract
Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A CIR B Skin conditioning
Maris aqua
Humectant, Solvent
Limited public safety data.Read moreShow less
EWG N/A HumectantSolvent
Squalane
Emollient, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A EmollientHair conditioningRefattingSkin conditioning
Hydroxypropyl Chitosan
Film forming, Viscosity increasing agent
Low-hazard ingredient.Read moreShow less
EWG 1 Film formingViscosity increasing agent
Laminaria Saccharina Extract
Skin protecting
Low-hazard ingredient.Read moreShow less
EWG 1 Skin protecting
Cladosiphon Okamuranus Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Hydrolyzed Conchiolin Protein
Hair conditioning, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Hair conditioningSkin conditioning
Porphyra Yezoensis Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Succinoyl Atelocollagen
Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A Skin conditioning
Isostearoyl Hydrolyzed Collagen
Hair conditioning, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Hair conditioningSkin conditioningSurfactant - cleansingagentAntistatic agent
+ 35 more — see the full ingredients list above
Dimethicone
Antifoaming agent, Skin protecting
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR A Antifoaming agentSkin protectingEmollientSkin conditioning Silicone
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
Algin
Binding agent, Fragrance
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Binding agentFragranceViscosity increasing agentBindingMaskingViscosity controlling Bad for Sensitive SkinBad for Oily Skin
Lanolin Acid
Cleansing, Emollient
Potentially comedogenic - can block poresRead moreShow less
EWG 1 CleansingEmollientEmulsifyingSurfactant Bad for Oily Skin
Isostearic Acid
Binding agent, Sufactantsurfactant-cleansing agent is included as a function for the soap form of isostearic acid.
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Binding agentSufactantsurfactant-cleansing agent is included as a function for the soap form of isostearic acid.BindingEmulsifying Fungal-acne trigger
Ethylhexyl Palmitate
Fragrance, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B FragranceSkin conditioningEmollientPerfuming Fungal-acne trigger
Amodimethicone
Antistatic agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Antistatic agentHair conditioning Silicone
Oleyl Alcohol
Fragrance, Skin conditioning
Potentially comedogenic - can block poresRead moreShow less
EWG 1 CIR A FragranceSkin conditioningEmollientSolventViscosity increasingagent - nonaqueousEmulsifyingOpacifyingViscosity controlling Bad for Oily Skin
Cyclopentasiloxane
Hair conditioning, Skin conditioning
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR A Hair conditioningSkin conditioningEmollientSolvent Silicone
Butylene Glycol
Fragrance, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSkin conditioningSolventViscositydecreasing agentHumectantMaskingViscosity controlling Good for Dry Skin
Isopropyl Myristate
Binding agent, Fragrance
Potentially comedogenic - can block poresRead moreShow less
EWG 1 CIR B Binding agentFragranceSkin conditioningEmollientBindingPerfumingSolvent Bad for Oily SkinFungal-acne trigger
Alcohol Denat.
Antifoaming agent, Antimicrobial
Causes moisture evaporation - prone to dry out skinRead moreShow less
EWG 4 Antifoaming agentAntimicrobialAstringentMaskingSolventViscosity controlling Bad for Dry SkinBad 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
Isopropyl Alcohol
Antifoaming agent, Fragrance
Low-hazard ingredient.Read moreShow less
EWG 2 CIR A Antifoaming agentFragranceSolventViscosity decreasing agentPerfumingViscosity controlling Bad for Sensitive Skin

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.

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