Piz Buin Moisturising Sun Lotion SPF 30
76/100 overall score
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About this sunscreen
Piz Buin Moisturising Sun Lotion SPF 30 is a hybrid sunscreen combining octocrylene, salicylate, and avobenzone with a modern triazine filter. The lotion leaves a dewy, hydrating finish with low white cast and a lightweight feel, with low pore-clogging risk. Protection is rated excellent, though it can sting somewhat near the eyes when sweating. Its score of 76.4/100 makes it a comfortable moisturizing body and face lotion.
Ingredient & SPF scores
☀️
UV protection
Excellent
86
- +16 Octocrylene at #2, UV filter
- +7.6 Ethylhexyl Salicylate at #4, UV filter
- +28.5 Butyl Methoxydibenzoylmethane at #5, UV filter (UVA1 +15.2)
- +45.6 Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine at #6, UV filter (UVA1 +15.2)
- −4.7 UVB coverage saturated
- −7.6 UVA2 coverage saturated
- +1 Label claims (SPF 30)
☢️
Health safety
High
67
- +100 Starting score
- −30 Octocrylene at #2 (regulatory/evidence concern)
- −3.5 Avobenzone at #5, stacked (regulatory/evidence concern)
🤧
Allergens
Low
67
- +100 Starting score
- −18 Fragrance
- −12 Opaque "Fragrance", hidden allergens that can't be checked from the label
- −3 Photoallergen-tail UV filters (Octocrylene)
🔥
Eye sting
Medium
48
- +100 Starting score
- −16 Avobenzone at #5, migrates into eyes with sweat
- −22 Octocrylene at #2, migrates into eyes with sweat
- −6 Octisalate at #4, migrates into eyes with sweat
- −8 Fragrance
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Comedogenic
Low
93
- +100 Starting score
- −7 Isopropyl Isostearate at #8, heavy comedogenic ester
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Fungal acne
Medium
72
- +100 Starting score
- −28 2 long-chain (C12+) esters that feed Malassezia (Glyceryl Stearate, PEG-100 Stearate)
👕
Fabric stains
High
30
- +100 Starting score
- −45 Avobenzone at #5, 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
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Moisture
Balanced
LightNourishing
- ← 1.5 1 sebum-absorbing powders (Aluminium Starch Octenylsuccinate)
- → 1 Humectant polyols
✨
Finish
Dewy
MatteDewy
- ← 1 1 sebum-absorbing powders (Aluminium Starch Octenylsuccinate)
- → 9 1 emollient lipids (C12-15 Alkyl Benzoate)
- → 2 1 slippy emollient esters (Isopropyl Isostearate)
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Makeup base
Okay
PillsPrimer
- → 3 Dry-touch esters, smooth fast-absorbing base
- ← 0.5 Gel polymers prone to pilling under friction (Acrylates/C10-30 Alkyl Acrylate Crosspolymer)
🌊
Water resistance
Not resistant
Non-water-resistantWater-resistant
- +2 1 water-locking waxes
Full ingredient list (23)
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
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Legacy UV filter (Octocrylene), high in the list, a primary filter
- ↑ 16 UV protection
- ↑ 22 migrates into eyes with sweat
- ↑ 15 co-stains alongside avobenzone
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Emollient, softens and smooths skin
- 9 → dewy emollient lipid
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Legacy UV filter (Octisalate)
- ↑ 7.6 UV protection
- ↑ 6 migrates into eyes with sweat
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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
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Modern UV filter, broad-spectrum and photostable (Tinosorb S)
- ↑ 45.6 UV protection, incl. long-UVA (UVA1)
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Humectant, pulls water into the skin
- 1 → nourishing humectant polyol
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Emollient, softens and smooths skin
- ↑ 7 heavy comedogenic ester
- 2 → dewy slippy emollient ester
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Film former, locks the formula onto skin for water resistance
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Emulsifier, keeps oil and water blended
- ↑ 14 feeds malassezia
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Emulsifier, keeps oil and water blended
- ↑ 14 feeds malassezia
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Preservative, keeps the formula from spoiling
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13 Tribehenin
Emollient, softens and smooths skin
- ↑ 2 wax film
- ↑ 2 wax water lock
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Mattifying powder, absorbs oil and blurs the finish
- light ← 1.5 sebum-absorbing powder
- matte ← 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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Chelator, binds stray metal ions to keep the formula stable
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pH adjuster
-
Antioxidant, protects the formula and skin
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Antioxidant, protects the formula and skin
-
Preservative, keeps the formula from spoiling
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Preservative, keeps the formula from spoiling
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23 Fragrance
Fragrance
Is the Piz Buin Moisturising Sun Lotion SPF 30 good for dry skin?
Yes, it has a dewy, hydrating finish and a low pore-clogging profile, which suits drier skin. It wears lightweight with low white cast.
Is the Piz Buin Moisturising Sun Lotion SPF 30 mineral or chemical?
It is a hybrid formula, combining octocrylene, salicylate, and avobenzone with a modern triazine filter. There is no mineral filter in the mix.
Is it a good sunscreen?
Protection is rated excellent at SPF 30 and it scores 76.4/100. It can sting somewhat near the eyes when sweating, but it is a comfortable moisturizing lotion.