Kosas Dreambeam Comfy Smooth Mineral Sunscreen SPF 40 Pa++++
72/100 overall score
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About this sunscreen
Kosas Dreambeam Comfy Smooth Mineral Sunscreen SPF 40 Pa++++ is a pure mineral formula based on Zinc Oxide. It has a balanced finish with a low white cast, which is notable for a zinc-only sunscreen, though the texture feels moderately substantial on the skin. It does not sting and is generally acne-friendly, and it layers okay under makeup. Protection is moderate and the score is 71.9/100, making it a comfortable mineral option for daily use.
Ingredient & SPF scores
βοΈ
UV protection
Moderate
44
- +41 Zinc Oxide at #1, UV filter (UVA1 +18)
- +3 Label claims (SPF 40, PA rating)
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White cast
Low
68
- +100 Starting score
- β55 Zinc Oxide, 21.7% declared
- β2 Titanium Dioxide as pigment (CI 77891) at #36
- β15 Pure mineral formula (21.7% total declared)
- +36 Iron-oxide undertone, partial masking
- +3.6 PHSA dispersant, fights agglomeration
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Heavy feel
Medium
58
- +100 Starting score
- β40 Zinc Oxide, 21.7% declared
- β2 Tribehenin at #28, wax film
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Fungal acne
Medium
49
- +100 Starting score
- β9 1 oils/butters that feed Malassezia (Lecithin)
- β42 3 long-chain (C12+) esters that feed Malassezia (Polyglyceryl-2 Dipolyhydroxystearate, Polyglyceryl-3 Diisostearate, Polyglyceryl-3 Polyricinoleate)
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Fabric stains
Medium
45
- +100 Starting score
- β40 Iron-oxide pigments at #37, makeup-like collar marks (washable)
- β15 Zinc Oxide at #1, white marks, worst on dark fabric (washable)
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Moisture
Balanced
LightNourishing
- β 3 1 sebum-absorbing powders (Silica)
- β 5 Zinc Oxide at #1, mild sebum absorbent
- β 1 Glycerin at #26, the anchor humectant
- β 2 Sodium Hyaluronate at #21, hyaluronic family
- β 1 Humectant polyols
- β 2 Light emollient/solvent (Caprylic/Capric Triglyceride)
- β 6 Ceramide barrier lipids
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Finish
Balanced
MatteDewy
- β 3 1 sebum-absorbing powders (Silica)
- β 3 1 emollient lipids (C12-15 Alkyl Benzoate)
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Makeup base
Okay
PillsPrimer
- β 1 Dry-touch esters, smooth fast-absorbing base
- β 7.5 High mineral load at #1 greys under foundation (tinted)
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Water resistance
Not resistant
Non-water-resistantWater-resistant
- +2 1 water-locking waxes
Skincare 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¨ Allantoin
Full ingredient list (38)
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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Mineral UV filter (Zinc Oxide), high in the list, a primary filter
- β 41 UV protection, incl. long-UVA (UVA1)
- β 55 21.7% declared
- β 40 21.7% declared
- β 15 white marks, worst on dark fabric (washable)
- light β 5 mild sebum absorbent
- pills β 7.5 High mineral load greys under foundation (tinted)
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2 Water
Solvent base, the water phase
-
Emollient, softens and smooths skin
-
Emollient, softens and smooths skin
- 2 β nourishing light emollient
-
Emollient, softens and smooths skin
-
Humectant, pulls water into the skin
- 1 β nourishing humectant polyol
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7 Mica
Colorant or pigment
-
Emulsifier, keeps oil and water blended
- β 14 feeds malassezia
-
Emulsifier, keeps oil and water blended
- β 14 feeds malassezia
-
10 Silica
Mattifying powder, absorbs oil and blurs the finish
- light β 3 sebum-absorbing powder
- matte β 3 sebum-absorbing powder
-
Emollient, softens and smooths skin
- 3 β dewy emollient lipid
-
Emulsifier, keeps oil and water blended
- β 14 feeds malassezia
-
Humectant, pulls water into the skin
-
14 Allantoin
Soothing, skin-conditioning active
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Humectant, pulls water into the skin
-
Supporting ingredient
-
Supporting ingredient
-
18 Bisabolol
Soothing, skin-conditioning active
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19 Ceramide NG
Soothing, skin-conditioning active
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20 Lactic Acid
pH adjuster
-
Humectant, pulls water into the skin
- 2 β nourishing hyaluronic family
-
Protein, peptide or amino acid, conditions and hydrates skin
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23 Guar Gum
Thickener and texture, structures the gel or cream
-
Antioxidant, protects the formula and skin
-
Thickener and texture, structures the gel or cream
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26 Glycerin
Humectant, pulls water into the skin
- 1 β nourishing the anchor humectant
-
Emollient, softens and smooths skin
-
28 Tribehenin
Emollient, softens and smooths skin
- β 2 wax film
- β 2 wax water lock
-
Emollient, softens and smooths skin
-
30 Lecithin
Emulsifier, keeps oil and water blended
- β 9 feeds malassezia
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31 Xanthan Gum
Thickener and texture, structures the gel or cream
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Thickener and texture, structures the gel or cream
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33 Phytic Acid
Chelator, binds stray metal ions to keep the formula stable
-
Humectant, pulls water into the skin
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Preservative, keeps the formula from spoiling
-
Colorant or pigment
-
37 Ci 77491
Colorant or pigment
- β 40 makeup-like collar marks (washable)
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38 Ci 77491
Colorant or pigment
Does Kosas Dreambeam leave a white cast?
It has a low white cast, which is notable for a Zinc Oxide mineral sunscreen, so it tends to blend in cleanly.
Is the Kosas Dreambeam Comfy Smooth Mineral Sunscreen SPF 40 Pa++++ mineral or chemical?
It is a pure mineral sunscreen, using only Zinc Oxide for protection.
Is it good under makeup?
It works okay under makeup with its balanced finish, though the texture feels moderately substantial on the skin.