Known. Sun Blocker Cream
62/100 overall score
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About this sunscreen
Known. Sun Blocker Cream is a chemical sunscreen built on older filters including Octocrylene, Homosalate, Ethylhexyl Methoxycinnamate and Avobenzone. It has a balanced, lightweight finish with low white cast and low breakout risk, with a medium sting rating. The cream is a straightforward daily option. With moderate rated protection and a score of 61.8 out of 100, it is an average everyday sunscreen with a dated filter set.
Ingredient & SPF scores
☀️
UV protection
Moderate
41
- +16 Octocrylene at #2, UV filter
- +12 Homosalate at #3, UV filter
- +17.1 Ethylhexyl Methoxycinnamate at #4, UV filter
- +24 Butyl Methoxydibenzoylmethane at #8, UV filter (UVA1 +12.8)
- −9.1 UVB coverage saturated
- ×0.9 Limited long-UVA1 coverage
- ×0.75 Avobenzone + octinoxate degrade each other in sunlight
☢️
Health safety
Medium
33
- +100 Starting score
- −40 Homosalate at #3 (regulatory/evidence concern)
- −12.6 Octinoxate at #4, stacked (regulatory/evidence concern)
- −10.5 Octocrylene at #2, stacked (regulatory/evidence concern)
- −3.5 Avobenzone at #8, stacked (regulatory/evidence concern)
- +0 2 endocrine-scrutinized filters together
🤧
Allergens
Low
97
- +100 Starting score
- −3 Photoallergen-tail UV filters (Octocrylene)
🔥
Eye sting
Medium
50
- +100 Starting score
- −8 Avobenzone at #8, migrates into eyes with sweat
- −22 Octocrylene at #2, migrates into eyes with sweat
- −11 Octinoxate at #4, migrates into eyes with sweat
- −9 Homosalate at #3, migrates into eyes with sweat
🪨
Heavy feel
Low
95
- +100 Starting score
- −5 Cetearyl Alcohol at #7, rich gel-network thickener
🍄
Fungal acne
Medium
52
- +100 Starting score
- −46 4 long-chain (C12+) esters that feed Malassezia (Glyceryl Stearate, PEG-100 Stearate, Polyglyceryl-10 Stearate)
- −2 1 ubiquitous fatty ingredients (Stearic Acid), weak Malassezia signal
👕
Fabric stains
Medium
37
- +100 Starting score
- −38 Avobenzone at #8, reacts with iron in wash water into rust-yellow stains
- −15 Octocrylene at #2, co-stains alongside avobenzone
- −10 Avobenzone + Octocrylene, the classic staining pair
💧
Moisture
Hydrating
LightNourishing
- ← 5 1 sebum-absorbing powders (Silica)
- ← 2 Volatile carriers flash off, leaving a dry finish
- → 10 Glycerin at #5, the anchor humectant
- → 1 1 fatty-alcohol emollients (Cetearyl Alcohol)
- → 6 Ceramide barrier lipids
✨
Finish
Balanced
MatteDewy
- ← 6 1 sebum-absorbing powders (Silica)
- ← 2 Volatile carriers flash off, leaving a dry finish
- → 3 1 emollient lipids (C12-15 Alkyl Benzoate)
💄
Makeup base
Okay
PillsPrimer
- → 2 Primer-style base, volatile silicones and dimethicone slip
- → 3 1 soft-focus powders in moderation
- → 1 Dry-touch esters, smooth fast-absorbing base
- ← 0.5 Gel polymers prone to pilling under friction (Sodium Polyacrylate)
- ← 1.5 Humectant syrup tackiness (partly offset by the base)
🌊
Water resistance
Not resistant
Non-water-resistantWater-resistant
Nothing flagged in the ingredient list.
How we rate water resistance →Full ingredient list (28)
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.
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1 Water
Solvent base, the water phase
-
Legacy UV filter (Octocrylene), high in the list, a primary filter
- ↑ 16 UV protection
- ↓ 10.5 stacked (regulatory/evidence concern)
- ↑ 22 migrates into eyes with sweat
- ↑ 15 co-stains alongside avobenzone
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Legacy UV filter (Homosalate), high in the list, a primary filter
- ↑ 12 UV protection
- ↑ 9 migrates into eyes with sweat
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Legacy UV filter (Octinoxate)
- ↑ 17.1 UV protection
- ↓ 12.6 stacked (regulatory/evidence concern)
- ↑ 11 migrates into eyes with sweat
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5 Glycerin
Humectant, pulls water into the skin
- 10 → nourishing the anchor humectant
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6 Silica
Mattifying powder, absorbs oil and blurs the finish
- light ← 5 sebum-absorbing powder
- matte ← 6 sebum-absorbing powder
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Fatty alcohol, an emollient and thickener, not the drying kind
- ↑ 5 rich gel-network thickener
- 1 → nourishing fatty-alcohol emollient
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Legacy UV filter (Avobenzone), low in the list, likely a minor contributor
- ↑ 24 UV protection, incl. long-UVA (UVA1)
- ↓ 3.5 stacked (regulatory/evidence concern)
- ↑ 8 migrates into eyes with sweat
- ↑ 38 reacts with iron in wash water into rust-yellow stains
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Emollient, softens and smooths skin
- 3 → dewy emollient lipid
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10 Ceteareth-20
Emulsifier, keeps oil and water blended
- ↑ 14 feeds malassezia
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Volatile silicone, flashes off for a light finish
- light ← 2 volatile carrier, flashes off
- matte ← 2 volatile carrier, flashes off
-
Emulsifier, keeps oil and water blended
- ↑ 14 feeds malassezia
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13 Dimethicone
Emollient, softens and smooths skin
-
Emulsifier, keeps oil and water blended
- ↑ 9 feeds malassezia
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Thickener and texture, structures the gel or cream
-
Preservative, keeps the formula from spoiling
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17 Sea Salt
Thickener and texture, structures the gel or cream
-
Emollient, softens and smooths skin
-
Thickener and texture, structures the gel or cream
-
Emulsifier, keeps oil and water blended
- ↑ 9 feeds malassezia
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Thickener and texture, structures the gel or cream
-
Antioxidant, protects the formula and skin
-
Supporting ingredient
-
Chelator, binds stray metal ions to keep the formula stable
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25 Ceramide NP
Soothing, skin-conditioning active
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26 Phytosterols
Soothing, skin-conditioning active
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27 Stearic Acid
Emollient, softens and smooths skin
- ↑ 2 minor malassezia feeder
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Humectant, pulls water into the skin
Is Known. Sun Blocker Cream good?
It scores 61.8 out of 100 with moderate rated protection, making it an average everyday sunscreen. The cream is lightweight with a balanced finish.
Is the Known. Sun Blocker Cream mineral or chemical?
It is a chemical sunscreen built on older filters including Octocrylene, Homosalate, Ethylhexyl Methoxycinnamate and Avobenzone.
Does it leave a white cast?
White cast is rated low and breakout risk is low, so it generally wears clear. Stinging is rated medium, so keep it clear of the eyes.