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Cotz Silky Foam SPF 30 Non-tinted

Cotz Silky Foam SPF 30 Non-tinted

82/100 overall score

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Ingredient & SPF scores

β˜€οΈ

UV protection

Good 74
  • +33 Titanium Dioxide at #1, UV filter (UVA1 +5)
  • +41 Zinc Oxide at #2, UV filter (UVA1 +18)
  • βˆ’1 UVA2 coverage saturated
  • +1 Label claims (SPF 30)
How we rate uv protection β†’
☒️

Health safety

High 100
  • +100 Starting score
How we rate health safety β†’
🀧

Allergens

Low 100
  • +100 Starting score
How we rate allergens β†’
πŸ‘»

White cast

Low 85
  • +100 Starting score
  • βˆ’28 Zinc Oxide, 10% declared
  • βˆ’7 Titanium Dioxide, 3% declared
  • βˆ’10 Zinc Oxide + Titanium Dioxide together
  • βˆ’8 Pure mineral formula (13% total declared)
  • +37.1 Tinted formula, pigment masks the cast
  • +1.1 Coated minerals (Triethoxycaprylylsilane)
How we rate white cast β†’
πŸ”₯

Eye sting

Low 100
  • +100 Starting score
How we rate eye sting β†’
πŸͺ¨

Heavy feel

Low 62
  • +100 Starting score
  • βˆ’18 Zinc Oxide, 10% declared
  • βˆ’10 Titanium Dioxide, 3% declared
  • βˆ’10 Both minerals in the top 3, dual mineral paste
How we rate heavy feel β†’
πŸ”΄

Comedogenic

Low 100
  • +100 Starting score
How we rate comedogenic β†’
πŸ„

Fungal acne

Medium 65
  • +100 Starting score
  • βˆ’12 1 polysorbate/sorbitan emulsifiers that feed Malassezia (Polysorbate 80)
  • βˆ’23 2 long-chain (C12+) esters that feed Malassezia (Glyceryl Stearate, Ceteareth-20)
How we rate fungal acne β†’
πŸ‘•

Fabric stains

Medium 40
  • +100 Starting score
  • βˆ’40 Iron-oxide pigments at #15, makeup-like collar marks (washable)
  • βˆ’15 Titanium Dioxide at #1, white marks, worst on dark fabric (washable)
  • βˆ’5 Both minerals present, heavier deposit
How we rate fabric stains β†’
πŸ’§

Moisture

Light
LightNourishing
  • ← 3 2 sebum-absorbing powders (Polymethyl Methacrylate, Methyl Methacrylate Crosspolymer)
  • ← 5 Zinc Oxide at #2, mild sebum absorbent
  • ← 2 Titanium Dioxide at #1, mild sebum absorbent
  • β†’ 1 Glycerin at #13, the anchor humectant
  • β†’ 2 1 strong humectants (Glycereth-26)
  • β†’ 0.5 1 fatty-alcohol emollients (Cetearyl Alcohol)
How we rate moisture β†’
✨

Finish

Balanced
MatteDewy
  • ← 2 2 sebum-absorbing powders (Methyl Methacrylate Crosspolymer, Polymethyl Methacrylate)
  • β†’ 6 1 emollient lipids (C12-15 Alkyl Benzoate)
How we rate finish β†’
πŸ’„

Makeup base

Okay
PillsPrimer
  • β†’ 2 Dry-touch esters, smooth fast-absorbing base
  • ← 3 Gel polymers prone to pilling under friction (Cellulose Gum)
  • ← 7.5 High mineral load at #1 greys under foundation (tinted)
How we rate makeup base β†’
🌊

Water resistance

Not resistant
Non-water-resistantWater-resistant

Nothing flagged in the ingredient list.

How we rate water resistance β†’

Full ingredient list (26)

What each ingredient does and how it moves each rating: green helps, red hurts, ↑ / ↓ give the direction, and ← / β†’ shift a slider toward its ends (finish, moisture, makeup base). Auto-derived from our scoring rules and the ingredient's position.

  1. 1 Titanium Dioxide

    Mineral UV filter (Titanium Dioxide), high in the list, a primary filter

    • ↑ 33 UV protection, incl. long-UVA (UVA1)
    • ↑ 7 3% declared
    • ↑ 10 3% declared
    • ↑ 15 white marks, worst on dark fabric (washable)
    • light ← 2 mild sebum absorbent
    • pills ← 7.5 High mineral load greys under foundation (tinted)
  2. 2 Zinc Oxide

    Mineral UV filter (Zinc Oxide), high in the list, a primary filter

    • ↑ 41 UV protection, incl. long-UVA (UVA1)
    • ↑ 28 10% declared
    • ↑ 18 10% declared
    • light ← 5 mild sebum absorbent
  3. Emollient, softens and smooths skin

  4. Emollient, softens and smooths skin

    • 6 β†’ dewy emollient lipid
  5. Chelator, binds stray metal ions to keep the formula stable

  6. 6 Caprylyl Glycol

    Preservative, keeps the formula from spoiling

  7. 7 Cellulose Gum

    Thickener and texture, structures the gel or cream

  8. 8 Ceteareth-20

    Emulsifier, keeps oil and water blended

    • ↑ 14 feeds malassezia
  9. 9 Cetearyl Alcohol

    Fatty alcohol, an emollient and thickener, not the drying kind

    • 0.5 β†’ nourishing fatty-alcohol emollient
  10. 10 Citric Acid

    pH adjuster

  11. 11 Disodium EDTA

    Chelator, binds stray metal ions to keep the formula stable

  12. 12 Glycereth-26

    Emulsifier, keeps oil and water blended

    • 2 β†’ nourishing humectant
  13. 13 Glycerin

    Humectant, pulls water into the skin

    • 1 β†’ nourishing the anchor humectant
  14. 14 Glyceryl Stearate

    Emulsifier, keeps oil and water blended

    • ↑ 9 feeds malassezia
  15. 15 Iron Oxides

    Colorant or pigment

    • ↑ 40 makeup-like collar marks (washable)
  16. Mattifying powder, absorbs oil and blurs the finish

    • light ← 1.5 sebum-absorbing powder
    • matte ← 1 sebum-absorbing powder
  17. Thickener and texture, structures the gel or cream

  18. Emollient, softens and smooths skin

  19. 19 Polymethyl Methacrylate

    Mattifying powder, absorbs oil and blurs the finish

    • light ← 1.5 sebum-absorbing powder
    • matte ← 1 sebum-absorbing powder
  20. 20 Polysorbate 80

    Emulsifier, keeps oil and water blended

    • ↑ 12 feeds malassezia
  21. 21 Polyurethane-2

    Film former, locks the formula onto skin for water resistance

  22. Supporting ingredient

  23. 23 Triacontanyl Pvp

    Film former, locks the formula onto skin for water resistance

  24. Supporting ingredient

  25. Supporting ingredient

  26. 26 Water

    Solvent base, the water phase

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