Altruist Dermatologist Face Fluid SPF 50
74/100 overall score
Sign in to see this product's score for your skin.
About this sunscreen
Altruist Dermatologist Face Fluid SPF 50 is a hybrid face fluid that blends Butyl Methoxydibenzoylmethane, Ethylhexyl Salicylate, Octocrylene, Ethylhexyl Triazone and Tris-Biphenyl Triazine. It has a dewy finish and feels lightweight with low white cast, does not sting and is low for pore-clogging. With good protection and a score of 74, it is a value-oriented daily face sunscreen that wears comfortably for most skin types.
Ingredient & SPF scores
☀️
UV protection
Good
67
- +28.5 Butyl Methoxydibenzoylmethane at #4, UV filter (UVA1 +15.2)
- +7.6 Ethylhexyl Salicylate at #5, UV filter
- +15.2 Octocrylene at #6, UV filter
- +17.6 Ethylhexyl Triazone at #8, UV filter
- +11.2 Phenylbenzimidazole Sulfonic Acid at #12, UV filter
- +18 Tris-Biphenyl Triazine at #13, UV filter
- +9.9 Titanium Dioxide at #23, UV filter (UVA1 +1.5)
- −31.4 UVB coverage saturated
- −4.9 UVA2 coverage saturated
- ×0.9 Limited long-UVA1 coverage
- +2 Label claims (SPF 50)
☢️
Health safety
High
67
- +100 Starting score
- −30 Octocrylene at #6 (regulatory/evidence concern)
- −3.5 Avobenzone at #4, stacked (regulatory/evidence concern)
🤧
Allergens
Low
97
- +100 Starting score
- −3 Photoallergen-tail UV filters (Octocrylene)
👻
White cast
Low
90
- +100 Starting score
- −6 Titanium Dioxide at #23
- −4 Tinosorb A2B at #13 (particulate filter)
🔥
Eye sting
Low
61
- +100 Starting score
- −16 Avobenzone at #4, migrates into eyes with sweat
- −15 Octocrylene at #6, migrates into eyes with sweat
- −6 Octisalate at #5, migrates into eyes with sweat
- −2 Ensulizole at #12, migrates into eyes with sweat
🍄
Fungal acne
Low
86
- +100 Starting score
- −14 1 long-chain (C12+) esters that feed Malassezia (Glyceryl Stearate)
👕
Fabric stains
High
28
- +100 Starting score
- −45 Avobenzone at #4, reacts with iron in wash water into rust-yellow stains
- −15 Octocrylene at #6, co-stains alongside avobenzone
- −10 Avobenzone + Octocrylene, the classic staining pair
- −2 Titanium Dioxide at #23, white marks, worst on dark fabric (washable)
💧
Moisture
Hydrating
LightNourishing
- → 10 Glycerin at #7, the anchor humectant
- → 0.5 1 fatty-alcohol emollients (Cetearyl Alcohol)
✨
Finish
Dewy
MatteDewy
- → 9 1 emollient lipids (C12-15 Alkyl Benzoate)
- → 6 1 slippy emollient esters (Ethylhexyl Stearate)
💄
Makeup base
Okay
PillsPrimer
- → 3 Dry-touch esters, smooth fast-absorbing base
- ← 3 Humectant syrup tackiness
🌊
Water resistance
Not resistant
Non-water-resistantWater-resistant
Nothing flagged in the ingredient list.
How we rate water resistance →Full ingredient list (24)
What each ingredient does and how it moves each rating: green helps, red hurts, ↑ / ↓ give the direction, and ← / → shift a slider toward its ends (finish, moisture, makeup base). Auto-derived from our scoring rules and the ingredient's position.
-
1 Water
Solvent base, the water phase
-
Emollient, softens and smooths skin
- 9 → dewy emollient lipid
-
Emollient, softens and smooths skin
- 6 → dewy slippy emollient ester
-
Legacy UV filter (Avobenzone)
- ↑ 28.5 UV protection, incl. long-UVA (UVA1)
- ↓ 3.5 stacked (regulatory/evidence concern)
- ↑ 16 migrates into eyes with sweat
- ↑ 45 reacts with iron in wash water into rust-yellow stains
-
Legacy UV filter (Octisalate)
- ↑ 7.6 UV protection
- ↑ 6 migrates into eyes with sweat
-
Legacy UV filter (Octocrylene)
- ↑ 15.2 UV protection
- ↑ 15 migrates into eyes with sweat
- ↑ 15 co-stains alongside avobenzone
-
7 Glycerin
Humectant, pulls water into the skin
- 10 → nourishing the anchor humectant
-
Modern UV filter, broad-spectrum and photostable (Uvinul T 150), low in the list, likely a minor contributor
- ↑ 17.6 UV protection
-
Emulsifier, keeps oil and water blended
-
Fatty alcohol, an emollient and thickener, not the drying kind
- 0.5 → nourishing fatty-alcohol emollient
-
Emulsifier, keeps oil and water blended
- ↑ 14 feeds malassezia
-
Legacy UV filter (Ensulizole), low in the list, likely a minor contributor
- ↑ 11.2 UV protection
- ↑ 2 migrates into eyes with sweat
-
Modern UV filter, broad-spectrum and photostable (Tinosorb A2B), low in the list, likely a minor contributor
- ↑ 18 UV protection
-
Preservative, keeps the formula from spoiling
-
15 Hydroxide K
pH adjuster
-
16 Xanthan Gum
Thickener and texture, structures the gel or cream
-
Antioxidant, protects the formula and skin
-
Preservative, keeps the formula from spoiling
-
Emulsifier, keeps oil and water blended
-
Preservative, keeps the formula from spoiling
-
Humectant, pulls water into the skin
-
pH adjuster
-
Mineral UV filter (Titanium Dioxide), low in the list, likely a minor contributor
- ↑ 9.9 UV protection, incl. long-UVA (UVA1)
- ↑ 2 white marks, worst on dark fabric (washable)
-
Supporting ingredient
Is Altruist Dermatologist Face Fluid mineral or chemical?
It is chemical, a hybrid blend of Butyl Methoxydibenzoylmethane, Ethylhexyl Salicylate, Octocrylene, Ethylhexyl Triazone and Tris-Biphenyl Triazine.
Does the Altruist Dermatologist Face Fluid SPF 50 leave a white cast?
White cast is rated low. It has a dewy finish, feels lightweight, does not sting and is low for pore-clogging.
Is Altruist Dermatologist Face Fluid a good sunscreen?
It scores 74 out of 100 with good SPF 50 protection. It is a value-oriented daily face sunscreen that wears comfortably for most skin types.