ISDIN Foto Ultra 100 Isdin Active Unify Fusion Fluid Spf 50+
77/100 overall score
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Ingredient & SPF scores
βοΈ
UV protection
Excellent
87
- +15.2 Octocrylene at #4, UV filter
- +31.4 Titanium Dioxide at #7, UV filter (UVA1 +4.8)
- +24 Butyl Methoxydibenzoylmethane at #8, UV filter (UVA1 +12.8)
- +38.4 Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine at #10, UV filter (UVA1 +12.8)
- β9 UVB coverage saturated
- β14.6 UVA2 coverage saturated
- +2 Label claims (SPF 50)
β’οΈ
Health safety
High
67
- +100 Starting score
- β30 Octocrylene at #4 (regulatory/evidence concern)
- β3.5 Avobenzone at #8, stacked (regulatory/evidence concern)
π€§
Allergens
Low
67
- +100 Starting score
- β18 Fragrance
- β12 Opaque "Fragrance", hidden allergens that can't be checked from the label
- β3 Photoallergen-tail UV filters (Octocrylene)
π»
White cast
Low
83
- +100 Starting score
- β17.5 Titanium Dioxide at #7 (nano)
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Eye sting
Medium
59
- +100 Starting score
- β8 Avobenzone at #8, migrates into eyes with sweat
- β15 Octocrylene at #4, migrates into eyes with sweat
- β10 Volatile alcohol at #6
- β8 Fragrance
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Heavy feel
Low
88
- +100 Starting score
- β16 Titanium Dioxide at #7
- +4 Volatile silicone at #3, flashes off
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Fungal acne
Low
77
- +100 Starting score
- β23 2 long-chain (C12+) esters that feed Malassezia (PEG-30 Dipolyhydroxystearate, Glyceryl Stearate)
π
Fabric stains
High
27
- +100 Starting score
- β38 Avobenzone at #8, reacts with iron in wash water into rust-yellow stains
- β15 Octocrylene at #4, co-stains alongside avobenzone
- β10 Avobenzone + Octocrylene, the classic staining pair
- β10 Titanium Dioxide at #7, white marks, worst on dark fabric (washable)
π§
Moisture
Light
LightNourishing
- β 13 Volatile alcohol at #6
- β 3 2 sebum-absorbing powders (Silica, Nylon-12)
- β 10 Volatile carriers flash off, leaving a dry finish
- β 1 Glycerin at #13, the anchor humectant
- β 2 Sodium Hyaluronate at #29, hyaluronic family
- β 1 1 strong humectants (Panthenol)
β¨
Finish
Matte
MatteDewy
- β 2 2 sebum-absorbing powders (Nylon-12, Silica)
- β 9 Volatile carriers flash off, leaving a dry finish
- β 3 Volatile alcohol at #6
- β 3 1 dry-touch emollients reduce greasy shine (Dibutyl Adipate)
π
Makeup base
Good
PillsPrimer
- β 8 Primer-style base, volatile silicones and dimethicone slip
- β 6 Quick-setting carrier (alcohol at #6), fast, even canvas
- β 3 Dry-touch esters, smooth fast-absorbing base
- β 3 High mineral load at #7 greys under foundation (nano)
π
Water resistance
Not resistant
Non-water-resistantWater-resistant
Nothing flagged in the ingredient list.
How we rate water resistance βSkincare extras
Beneficial actives this formula contains. Informational only, not part of the rating: their effect depends on a concentration the label does not disclose.
- β¨ Niacinamide
Full ingredient list (36)
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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Emollient, softens and smooths skin
- matte β 3 dry-touch emollient, anti-shine
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Volatile silicone, flashes off for a light finish
- light β 8 volatile carrier, flashes off
- matte β 7 volatile carrier, flashes off
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Legacy UV filter (Octocrylene)
- β 15.2 UV protection
- β 15 migrates into eyes with sweat
- β 15 co-stains alongside avobenzone
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Soothing, skin-conditioning active
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Volatile alcohol, a drying solvent that can sting eyes
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Mineral UV filter (Titanium Dioxide)
- β 31.4 UV protection, incl. long-UVA (UVA1)
- β 10 white marks, worst on dark fabric (washable)
- pills β 3 High mineral load greys under foundation (nano)
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Legacy UV filter (Avobenzone), low in the list, likely a minor contributor
- β 24 UV protection, incl. long-UVA (UVA1)
- β 3.5 stacked (regulatory/evidence concern)
- β 8 migrates into eyes with sweat
- β 38 reacts with iron in wash water into rust-yellow stains
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Volatile silicone, flashes off for a light finish
- light β 2 volatile carrier, flashes off
- matte β 2 volatile carrier, flashes off
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Modern UV filter, broad-spectrum and photostable (Tinosorb S), low in the list, likely a minor contributor
- β 38.4 UV protection, incl. long-UVA (UVA1)
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Humectant, pulls water into the skin
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Emulsifier, keeps oil and water blended
- β 14 feeds malassezia
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13 Glycerin
Humectant, pulls water into the skin
- 1 β nourishing the anchor humectant
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14 Nylon-12
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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Emulsifier, keeps oil and water blended
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Thickener and texture, structures the gel or cream
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Preservative, keeps the formula from spoiling
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18 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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19 Dimethicone
Emollient, softens and smooths skin
-
Supporting ingredient
-
Thickener and texture, structures the gel or cream
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22 Panthenol
Soothing, skin-conditioning active
- 1 β nourishing humectant
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Antioxidant, protects the formula and skin
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24 Allantoin
Soothing, skin-conditioning active
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Emulsifier, keeps oil and water blended
- β 9 feeds malassezia
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26 Fragrance
Fragrance
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Chelator, binds stray metal ions to keep the formula stable
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Humectant, pulls water into the skin
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Humectant, pulls water into the skin
- 2 β nourishing hyaluronic family
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30 Dimethiconol
Emollient, softens and smooths skin
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31 PEG-8
Emulsifier, keeps oil and water blended
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32 Tocopherol
Antioxidant, protects the formula and skin
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Protein, peptide or amino acid, conditions and hydrates skin
-
Antioxidant, protects the formula and skin
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Antioxidant, protects the formula and skin
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36 Citric Acid
pH adjuster