Kose Decorte Sun Shelter Very Water Resistant Sunscreen SPF 50+ Pa++++
79/100 overall score
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About this sunscreen
Kose Decorte Sun Shelter is an SPF 50+ PA++++ very water-resistant hybrid sunscreen pairing Zinc Oxide with modern chemical filters like Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine and Diethylamino Hydroxybenzoyl Hexyl Benzoate. It has a matte finish, feels lightweight, and works well under makeup, with low breakout risk, though it can show medium white cast and sting a little. With excellent protection and a score of 79.0/100, it is a strong choice for hot or water-heavy days.
Ingredient & SPF scores
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UV protection
Excellent
100
- +41 Zinc Oxide at #2, UV filter (UVA1 +18)
- +17.1 Ethylhexyl Methoxycinnamate at #4, UV filter
- +45.6 Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine at #7, UV filter (UVA1 +15.2)
- +28.8 Diethylamino Hydroxybenzoyl Hexyl Benzoate at #10, UV filter (UVA1 +17.6)
- +9.6 Polysilicone-15 at #11, UV filter
- β22.8 UVB coverage saturated
- β13.5 UVA2 coverage saturated
- β5.8 UVA1 coverage saturated
- +4 Label claims (SPF 50, PA rating)
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Health safety
High
64
- +100 Starting score
- β36 Octinoxate at #4 (regulatory/evidence concern)
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Allergens
Low
70
- +100 Starting score
- β18 Fragrance
- β12 Opaque "Fragrance", hidden allergens that can't be checked from the label
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White cast
Medium
54
- +100 Starting score
- β55 Zinc Oxide at #2
- +5.5 PHSA dispersant, fights agglomeration
- +3.5 Coated minerals (Triethoxycaprylylsilane)
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Eye sting
Medium
58
- +100 Starting score
- β11 Octinoxate at #4, migrates into eyes with sweat
- β18 Volatile alcohol at #3
- β5 Alcohol high up speeds filter migration
- β8 Fragrance
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Heavy feel
Low
80
- +100 Starting score
- β40 Zinc Oxide at #2
- +16 Volatile alcohol at #3, evaporating texture
- +3.6 Volatile hydrocarbon at #6, flashes off
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Fungal acne
Low
76
- +100 Starting score
- β24 2 polysorbate/sorbitan emulsifiers that feed Malassezia (Polysorbate 80, Sorbitan Oleate)
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Fabric stains
Low
70
- +100 Starting score
- β15 Uvinul A Plus (DHHB) at #10, oil-soluble UVA filter, fabric stains
- β15 Zinc Oxide at #2, white marks, worst on dark fabric (washable)
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Moisture
Light
LightNourishing
- β 22 Volatile alcohol at #3
- β 4.5 3 sebum-absorbing powders (Silica, Lauroyl Lysine, Vinyl Dimethicone/Methicone Silsesquioxane Crosspolymer)
- β 5 Volatile carriers flash off, leaving a dry finish
- β 5 Zinc Oxide at #2, mild sebum absorbent
- β 1 Glycerin at #14, the anchor humectant
- β 1 1 emollient lipids (Squalane)
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Finish
Matte
MatteDewy
- β 3 3 sebum-absorbing powders (Vinyl Dimethicone/Methicone Silsesquioxane Crosspolymer, Lauroyl Lysine, Silica)
- β 5 Volatile carriers flash off, leaving a dry finish
- β 5 Volatile alcohol at #3
- β 1 1 emollient lipids (Squalane)
- β 4 1 slippy emollient esters (Cetyl Ethylhexanoate)
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Makeup base
Good
PillsPrimer
- β 1 Primer-style base, volatile silicones and dimethicone slip
- β 8 1 velvet elastomer fillers, blur and grip
- β 12 Quick-setting carrier (alcohol at #3), fast, even canvas
- β 0.5 Gel polymers prone to pilling under friction (Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer)
- β 15 High mineral load at #2 greys under foundation
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Water resistance
Not resistant
Non-water-resistantWater-resistant
- +12 Label claims water resistance (sport / 40-80 min)
Full ingredient list (50)
What each ingredient does and how it moves each rating: green helps, red hurts, β / β give the direction, and β / β shift a slider toward its ends (finish, moisture, makeup base). Auto-derived from our scoring rules and the ingredient's position.
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1 Water
Solvent base, the water phase
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Mineral UV filter (Zinc Oxide), high in the list, a primary filter
- β 41 UV protection, incl. long-UVA (UVA1)
- β 15 white marks, worst on dark fabric (washable)
- light β 5 mild sebum absorbent
- pills β 15 High mineral load greys under foundation
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3 Alcohol
Volatile alcohol, a drying solvent that can sting eyes
- β 5 high up speeds filter migration
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Legacy UV filter (Octinoxate)
- β 17.1 UV protection
- β 11 migrates into eyes with sweat
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Emollient, softens and smooths skin
- 4 β dewy slippy emollient ester
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Volatile hydrocarbon, flashes off for a light finish
- light β 4 volatile carrier, flashes off
- matte β 4 volatile carrier, flashes off
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Modern UV filter, broad-spectrum and photostable (Tinosorb S)
- β 45.6 UV protection, incl. long-UVA (UVA1)
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Emollient, softens and smooths skin
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Emollient, softens and smooths skin
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Modern UV filter, broad-spectrum and photostable (Uvinul A Plus), low in the list, likely a minor contributor
- β 28.8 UV protection, incl. long-UVA (UVA1)
- β 15 oil-soluble UVA filter, fabric stains
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Modern UV filter, broad-spectrum and photostable (Polysilicone-15), low in the list, likely a minor contributor
- β 9.6 UV protection
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Humectant, pulls water into the skin
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Mattifying powder, absorbs oil and blurs the finish
- light β 1.5 sebum-absorbing powder
- matte β 1 sebum-absorbing powder
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14 Glycerin
Humectant, pulls water into the skin
- 1 β nourishing the anchor humectant
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15 Inulin
Humectant, pulls water into the skin
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16 Mg Stearate+
Emollient, softens and smooths skin
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Mattifying powder, absorbs oil and blurs the finish
- light β 1.5 sebum-absorbing powder
- matte β 1 sebum-absorbing powder
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Soothing, skin-conditioning active
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19 Plum Extract
Botanical extract
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Botanical extract
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Botanical extract
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Antioxidant, protects the formula and skin
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23 Tocopherol
Antioxidant, protects the formula and skin
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Supporting ingredient
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Botanical extract
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Botanical extract
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Botanical extract
-
Botanical extract
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Protein, peptide or amino acid, conditions and hydrates skin
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Protein, peptide or amino acid, conditions and hydrates skin
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Humectant, pulls water into the skin
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32 BHT
Antioxidant, protects the formula and skin
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Emulsifier, keeps oil and water blended
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Emulsifier, keeps oil and water blended
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Thickener and texture, structures the gel or cream
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Emollient, softens and smooths skin
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Volatile hydrocarbon, flashes off for a light finish
- light β 1 volatile carrier, flashes off
- matte β 1 volatile carrier, flashes off
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Fatty alcohol, an emollient and thickener, not the drying kind
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Emulsifier, keeps oil and water blended
- β 12 feeds malassezia
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40 Xanthan Gum
Thickener and texture, structures the gel or cream
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41 Silica
Mattifying powder, absorbs oil and blurs the finish
- light β 1.5 sebum-absorbing powder
- matte β 1 sebum-absorbing powder
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42 Squalane
Emollient, softens and smooths skin
- 1 β nourishing emollient lipid
- 1 β dewy emollient lipid
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Supporting ingredient
-
Emulsifier, keeps oil and water blended
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Emulsifier, keeps oil and water blended
- β 12 feeds malassezia
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Emollient, softens and smooths skin
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Film former, locks the formula onto skin for water resistance
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Supporting ingredient
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Preservative, keeps the formula from spoiling
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50 Fragrance
Fragrance
Is Kose Decorte Sun Shelter good for sweat and water?
Yes, it is very water-resistant and rated SPF 50+ PA++++ with excellent measured protection. It can sting a little, so take care near the eyes.
Does the Kose Decorte Sun Shelter Very Water Resistant Sunscreen SPF 50+ Pa++++ leave a white cast?
It can leave a medium amount of white cast because it includes Zinc Oxide. The finish is matte and lightweight, so blend it well.
Does it work under makeup?
Yes, it works well as a makeup base. It has a matte, lightweight finish and low breakout risk.