Mineral UV Base 40 SPF 40

24h Cosme

Where to buy Possibly in stock

About this product

The 24h Cosme Mineral UV Base 40 SPF 40 is a sunscreen. Our analysis of its 26 ingredients (24 low-risk) rates it Excellent (100/100). Based on its ingredients, it looks well-suited to oily / acne-prone, dry, and sensitive skin.

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Sunscreen
Ingredients
26
Low-risk
24
Fragrance
Fragrance-free
Origin
Japan
SPF
40 · blocks 97.5% UVB
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 9/6
Good for dry skin
Camellia Japonica Seed Oil Prunus Domestica Fruit Extract Argania Spinosa Kernel Oil Aluminum Hydroxide Bidens Pilosa Extract Isostearyl Isostearate Butylene Glycol Polyglyceryl-2 Diisostearate Polyglyceryl-2 Triisostearate
Caution for dry skin
Isostearic Acid Polyglyceryl-2 Diisostearate Polyglyceryl-2 Triisostearate Polyhydroxystearic Acid Alcohol Talc
Oily/Acne-Prone Skin 1/0
Good for oily/acne-prone skin
Alcohol
Sensitive Skin 4/3
Good for sensitive skin
Zinc Oxide Eriobotrya Japonica Leaf Extract Aluminum Hydroxide Talc
Caution for sensitive skin
Dodecane Butylene Glycol Alcohol

Ingredients list

26 total
Lower hazard (1) Higher hazard (3)
All26 Skin Conditioning16 Emollient6 Skin Protecting5 Solvent5 Cosmetic Colorant4 Viscosity Controlling4 Opacifying4 Emulsifying4
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
B
Isostearyl Isostearate
(Binding Agent, Skin Conditioning, Emollient, Binding)
Bad for Oily Skin
Bad for Oily Skin
Fungal Acne
Fungal Acne Trigger
2
3
Zinc Oxide
(Bulking Agent, Cosmetic Colorant, Skin Protecting, Sunscreen Agent)
Good for Oily Skin
Good for Oily Skin
1
Water
(Solvent)
1
Dodecane
(Perfuming)
1
B
Polyglyceryl-2 Triisostearate
(Skin Conditioning, Emollient, Emulsifying, Surfactant)
1
3
Titanium/Titanium Dioxide
(Cosmetic Colorant, Opacifying)
1
Propanediol
(Solvent, Viscosity Decreasing Agent, Viscosity Controlling)
1
B
Polyglyceryl-2 Diisostearate
(Skin Conditioning, Emollient, Emulsifying, Surfactant)
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
1
A
Argania Spinosa Kernel Oil
(Emollient, Skin Conditioning)
Fungal Acne
Fungal Acne Trigger
1
A
Camellia Japonica Seed Oil
(Emollient, Skin Conditioning)
Olea Europaea Fruit Oil
(Fragrance, Perfuming, Skin Conditioning)
1
Prunus Domestica Fruit Extract
(Moisturising, Skin Conditioning, Smoothing)
1
Eriobotrya Japonica Leaf Extract
(Skin Conditioning, Skin Protecting, Tonic)
1
Artemisia Princeps Leaf Extract
(Skin Conditioning)
1
Houttuynia Cordata Extract
(Skin Conditioning)
1
Bidens Pilosa Extract
(Humectant, Skin Conditioning)
Olea Europaea Flower Extract
(Skin Conditioning)
1
Polyhydroxystearic Acid
(Suspending Agent Nonsurfactant, Emulsifying)
1
A
Pentylene Glycol
(Skin Conditioning, Solvent)
1
A
Aluminum Hydroxide
(Emollient, Humectant, Opacifying, Skin Protecting, Viscosity Controlling)
1
A
Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling)
Good for Dry Skin
Good for Dry Skin
2
Alcohol
(Antifoaming Agent, Antimicrobial, Astringent, Masking, Solvent, Viscosity Controlling)
Bad for Dry Skin
Bad for Dry Skin
Bad for Sensitive Skin
Bad for Sensitive Skin
2
Mica
(Cosmetic Colorant, Opacifying)
3
A
Talc
(Abrasive, Absorbent, Anticaking Agent, Bulking Agent, Opacifying, Skin Protecting, Slip Modifier)
2
Iron Oxides
(Colorant, Cosmetic Colorant)

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

Mineral UV Filter
Reflects UV rays using mineral barriers.
Exfoliators
Removes dead skin cells to smoothe texture.

Benefits

HydratingBoosts hydration and relieves dry, tight skin.
Barrier RepairStrengthen and restore your skin's natural barrier.
Reduces IrritationEases discomfort and supports skin resilience.
Good For Oily SkinBalances oil and helps reduce shine.
Redness ReducingSoothes visible redness and calms irritation.
Dark SpotsFades dark spots for even skin tone.
Show all 6 benefits

Concerns

Not fungal acne (malassezia) safe

Ingredients explained

Water
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
Dodecane
Perfuming
Low-hazard ingredient.Read moreShow less
EWG 1 Perfuming
Polyglyceryl-2 Triisostearate
Skin conditioning, Emollient
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Skin conditioningEmollientEmulsifyingSurfactant
Titanium/Titanium Dioxide
Cosmetic colorant, Opacifying
Low-to-moderate hazard.Read moreShow less
EWG 1–3 Cosmetic colorantOpacifying
Propanediol
Solvent, Viscosity decreasing agent
Low-hazard ingredient.Read moreShow less
EWG 1 SolventViscosity decreasing agentViscosity controlling
Polyglyceryl-2 Diisostearate
Skin conditioning, Emollient
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Skin conditioningEmollientEmulsifyingSurfactant
Camellia Japonica Seed Oil
Emollient, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A EmollientSkin conditioning
Olea Europaea Fruit Oil
Fragrance, Perfuming
Limited public safety data.Read moreShow less
EWG N/A FragrancePerfumingSkin conditioning
Prunus Domestica Fruit Extract
Moisturising, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 MoisturisingSkin conditioningSmoothing
Eriobotrya Japonica Leaf Extract
Skin conditioning, Skin protecting
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioningSkin protectingTonic
Artemisia Princeps Leaf Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Houttuynia Cordata Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Bidens Pilosa Extract
Humectant, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 HumectantSkin conditioning
Olea Europaea Flower Extract
Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A Skin conditioning
Polyhydroxystearic Acid
Suspending agent - nonsurfactant, Emulsifying
Low-hazard ingredient.Read moreShow less
EWG 1 Suspending agent - nonsurfactantEmulsifying
+ 5 more — see the full ingredients list above
Isostearyl Isostearate
Binding agent, Skin conditioning
Potentially comedogenic - can block poresRead moreShow less
EWG 1 CIR B Binding agentSkin conditioningEmollientBinding Bad for Oily SkinFungal-acne trigger
Zinc Oxide
Bulking agent, Cosmetic colorant
Low-to-moderate hazard.Read moreShow less
EWG 2–3 Bulking agentCosmetic colorantSkin protectingSunscreen agent Good 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
Argania Spinosa Kernel Oil
Emollient, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A EmollientSkin conditioning Fungal-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
Alcohol
Antifoaming agent, Antimicrobial
Causes moisture evaporation - prone to dry out skinRead moreShow less
EWG 2 Antifoaming agentAntimicrobialAstringentMaskingSolventViscosity controlling Bad for Dry SkinBad for Sensitive Skin

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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