17. Extreme Extension Lengthening Mascara

Boots

17. Extreme Extension Lengthening Mascara

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About this product

The Boots 17. Extreme Extension Lengthening Mascara is a misc. Our analysis of its 31 ingredients (27 low-risk) rates it Excellent (97/100). Based on its ingredients, it looks well-suited to dry skin.

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Misc
Ingredients
31
Low-risk
27
Fragrance
Fragrance-free
Origin
United Kingdom
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 8/7
Good for dry skin
Glyceryl Stearate Stearyl Stearate Butylene Glycol Glycerin Paraffin Palmitic Acid Hydrogenated Vegetable Oil Synthetic Wax
Caution for dry skin
Cellulose Stearic Acid Glycerin Palmitic Acid PVP Polysorbate 60 Silica
Oily/Acne-Prone Skin 0/1
Caution for oily/acne-prone skin
Paraffin
Sensitive Skin 1/9
Good for sensitive skin
Glycerin
Caution for sensitive skin
Disodium Phosphate Stearic Acid Butylene Glycol Glycerin Paraffin Palmitic Acid Synthetic Wax Acacia Senegal Gum Phenoxyethanol

Ingredients list

31 total
Lower hazard (1) Higher hazard (6)
All31 Viscosity Controlling11 Fragrance9 Emulsion Stabilising9 Film Forming7 Viscosity Increasing Agent7 Skin Conditioning6 Emollient6 Binding Agent5
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
Water
(Solvent)
1
A
Paraffin
(Fragrance, Skin Conditioning Agent Occlusive, Viscosity Increasing Agent, Emollient, Viscosity Controlling)
1
A
Glyceryl Stearate
(Emollient, Emulsifying)
Fungal Acne
Fungal Acne Trigger
1
A
Synthetic Wax
(Binding Agent, Emulsion Stabilising, Fragrance, Viscosity Increasing Agent, Antistatic Agent, Binding, Emollient, Masking, Viscosity Controlling)
1
A
Stearic Acid
(Fragrance, Sufactant, Emulsifying, Surfactantsurfactant Cleansing Agent Is Included As A Function For The Soap Form Of Stearic Acid., Emulsion Stabilising, Masking, Refatting)
Bad for Oily Skin
Bad for Oily Skin
Fungal Acne
Fungal Acne Trigger
3
A
Acacia Senegal Gum
(Adhesive, Fragrance, Film Forming, Masking)
1
A
Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling)
Good for Dry Skin
Good for Dry Skin
1
A
Palmitic Acid
(Fragrance, Opacifying, Sufactant, Surfactant Emulsifying Agentsurfactant Cleansing Agent Is Included As A Function For The Soap Form Of Palmitic Acid., Emollient)
Bad for Oily Skin
Bad for Oily Skin
Fungal Acne
Fungal Acne Trigger
Oryza Sativa Cera
(Hair Conditioning, Skin Conditioning, Skin Protecting, Smoothing, Viscosity Controlling)
1
A
Polybutene
(Binding Agent, Epilating Agent, Viscosity Increasing Agent)
2
A
Styrene/Acrylates Copolymer
(Film Forming, Opacifying)
1
VP/Eicosene Copolymer
(Binding, Film Forming, Viscosity Controlling)
1
A
Ozokerite
(Binding Agent, Emulsion Stabilising, Viscosity Increasing Agent, Binding, Opacifying, Viscosity Controlling)
3
A
Aminomethyl Propanol
(Ph Adjuster, Buffering Agent)
1
A
Hydrogenated Vegetable Oil
(Viscosity Increasing Agent, Emollient, Skin Conditioning)
Bad for Oily Skin
Bad for Oily Skin
4
A
Phenoxyethanol
(Fragrance, Preservative)
Paraben
Paraben
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
Stearyl Stearate
(Viscosity Increasing Agent, Emollient, Skin Conditioning, Viscosity Controlling)
1
A
Hydroxyethylcellulose
(Binding Agent, Emulsion Stabilising, Film Forming, Viscosity Increasing Agent, Binding, Stabilising, Viscosity Controlling)
1
Polylactic Acid
(Abrasive)
1
A
Cellulose
(Absorbent, Bulking Agent, Slip Modifier, Opacifying, Viscosity Controlling)
1
A
PVP
(Binding Agent, Emulsion Stabilising, Film Forming, Hair Fixing, Suspending Agent Nonsurfactant, Antistatic Agent, Binding, Viscosity Controlling)
1
A
Sodium Dehydroacetate
(Preservative)
1
2
A
Silica
(Abrasive, Absorbent, Anticaking Agent, Bulking Agent, Opacifying, Viscosity Controlling)
1
Tropolone
(Skin Conditioning)
1
B
Disodium Phosphate
(Buffering Agent, Anticorrosive, Fragrance, Ph Adjuster, Masking)
3
B
Polysorbate 60
(Emulsifying, Surfactant)
Fungal Acne
Fungal Acne Trigger
1
B
Sodium Phosphate
(Buffering Agent)
2
CI 77499
(Colorant, Cosmetic Colorant)
CI 77007
(Colorant)
6
CI 77266
(Colorant, Cosmetic Colorant)

My Ingredient Notes

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Key ingredients

Exfoliators
Removes dead skin cells to smoothe texture.

Benefits

HydratingBoosts hydration and relieves dry, tight skin.
Good For Oily SkinBalances oil and helps reduce shine.
Barrier RepairStrengthen and restore your skin's natural barrier.
Reduces Large PoresMinimizes the look of enlarged pores.
Scar HealingImproves the look of marks and scars.

Concerns

Contains paraben
Not fungal acne (malassezia) safe
May not suit oily/acne-prone skin
May not suit sensitive skin

Ingredients explained

Water
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
Paraffin
Fragrance, Skin-conditioning agent - occlusive
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSkin-conditioning agent - occlusiveViscosity increasing agentEmollientViscosity controlling
Synthetic Wax
Binding agent, Emulsion stabilising
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Binding agentEmulsion stabilisingFragranceViscosity increasing agentAntistatic agentBindingEmollientMaskingViscosity controlling
Acacia Senegal Gum
Adhesive, Fragrance
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR A AdhesiveFragranceFilm formingMasking
Oryza Sativa Cera
Hair conditioning, Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A Hair conditioningSkin conditioningSkin protectingSmoothingViscosity controlling
Polybutene
Binding agent, Epilating agent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Binding agentEpilating agentViscosity increasing agent
Styrene/Acrylates Copolymer
Film forming, Opacifying
Low-hazard ingredient.Read moreShow less
EWG 2 CIR A Film formingOpacifying
VP/Eicosene Copolymer
Binding, Film forming
Low-hazard ingredient.Read moreShow less
EWG 1 BindingFilm formingViscosity controlling
Ozokerite
Binding agent, Emulsion stabilising
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Binding agentEmulsion stabilisingViscosity increasing agentBindingOpacifyingViscosity controlling
Aminomethyl Propanol
Ph adjuster, Buffering agent
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR A Ph adjusterBuffering agent
Stearyl Stearate
Viscosity increasing agent, Emollient
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Viscosity increasing agentEmollientSkin conditioningViscosity controlling
Hydroxyethylcellulose
Binding agent, Emulsion stabilising
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Binding agentEmulsion stabilisingFilm formingViscosity increasing agentBindingStabilisingViscosity controlling
Polylactic Acid
Abrasive
Low-hazard ingredient.Read moreShow less
EWG 1 Abrasive
Cellulose
Absorbent, Bulking agent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A AbsorbentBulking agentSlip modifierOpacifyingViscosity controlling
PVP
Binding agent, Emulsion stabilising
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Binding agentEmulsion stabilisingFilm formingHair fixingSuspending agent - nonsurfactantAntistatic agentBindingViscosity controlling
+ 7 more — see the full ingredients list above
Glyceryl Stearate
Emollient, Emulsifying
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A EmollientEmulsifying Fungal-acne trigger
Stearic Acid
Fragrance, Sufactant
Potentially comedogenic - can block poresRead moreShow less
EWG 1 CIR A FragranceSufactantEmulsifyingSurfactantsurfactant-cleansing agent is included as a function for the soap form of stearic acid.Emulsion stabilisingMaskingRefatting Bad for Oily SkinFungal-acne trigger
Butylene Glycol
Fragrance, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSkin conditioningSolventViscositydecreasing agentHumectantMaskingViscosity controlling Good for Dry Skin
Palmitic Acid
Fragrance, Opacifying
Potentially comedogenic - can block poresRead moreShow less
EWG 1 CIR A FragranceOpacifyingSufactantSurfactant -emulsifying agentsurfactant-cleansing agent is included as a function for the soap form of palmitic acid.Emollient Bad for Oily SkinFungal-acne trigger
Hydrogenated Vegetable Oil
Viscosity increasing agent, Emollient
Potentially comedogenic - can block poresRead moreShow less
EWG 1 CIR A Viscosity increasing agentEmollientSkin conditioning Bad for Oily Skin
Phenoxyethanol
Fragrance, Preservative
Low-to-moderate hazard.Read moreShow less
EWG 4 CIR A FragrancePreservative Paraben
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
Polysorbate 60
Emulsifying, Surfactant
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B EmulsifyingSurfactant Fungal-acne trigger
CI 77266
Colorant, Cosmetic colorant
Moderate-hazard ingredient.Read moreShow less
EWG 6 ColorantCosmetic colorant

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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