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Muji Sunscreen Lotion Spf 50+ Pa++++

Muji SPF 50
Muji Sunscreen Lotion Spf 50+ Pa++++

82/100 overall score

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About this sunscreen

Muji Sunscreen Lotion SPF 50+ PA++++ is a hybrid sunscreen that pairs ethylhexyl methoxycinnamate and modern Uvinul A Plus with zinc oxide for broad coverage. It wears lightweight with a matte finish and shows little to no white cast, and it is rated excellent as a makeup base. With excellent protection and a strong score of 82.4/100, it is a versatile daily choice for those who want a non-greasy feel under makeup.

Ingredient & SPF scores

☀️

UV protection

Excellent 89
  • +17.1 Ethylhexyl Methoxycinnamate at #4, UV filter
  • +38.9 Zinc Oxide at #6, UV filter (UVA1 +17.1)
  • +28.8 Diethylamino Hydroxybenzoyl Hexyl Benzoate at #12, UV filter (UVA1 +17.6)
  • +4 Label claims (SPF 50, PA rating)
How we rate uv protection →
☢️

Health safety

High 64
  • +100 Starting score
  • −36 Octinoxate at #4 (regulatory/evidence concern)
How we rate health safety →
🤧

Allergens

Low 100
  • +100 Starting score
How we rate allergens →
👻

White cast

Low 70
  • +100 Starting score
  • −30 Zinc Oxide at #6
How we rate white cast →
🔥

Eye sting

Low 66
  • +100 Starting score
  • −11 Octinoxate at #4, migrates into eyes with sweat
  • −18 Volatile alcohol at #3
  • −5 Alcohol high up speeds filter migration
How we rate eye sting →
🪨

Heavy feel

Low 87
  • +100 Starting score
  • −22 Zinc Oxide at #6
  • −6 Hydrogenated Polyisobutene at #5, heavy oil
  • +11.2 Volatile alcohol at #3, evaporating texture
  • +4.2 Volatile silicone at #2, flashes off
How we rate heavy feel →
🔴

Comedogenic

Low 100
  • +100 Starting score
How we rate comedogenic →
🍄

Fungal acne

Low 91
  • +100 Starting score
  • −9 1 long-chain (C12+) esters that feed Malassezia (Polyglyceryl-3 Diisostearate)
How we rate fungal acne →
👕

Fabric stains

Low 75
  • +100 Starting score
  • −15 Uvinul A Plus (DHHB) at #12, oil-soluble UVA filter, fabric stains
  • −10 Zinc Oxide at #6, white marks, worst on dark fabric (washable)
How we rate fabric stains →
💧

Moisture

Light
LightNourishing
  • ← 22 Volatile alcohol at #3
  • ← 8 2 sebum-absorbing powders (Polymethylsilsesquioxane, Vinyl Dimethicone/Methicone Silsesquioxane Crosspolymer)
  • ← 8 Volatile carriers flash off, leaving a dry finish
  • ← 2 Zinc Oxide at #6, mild sebum absorbent
  • → 4 Sodium Hyaluronate at #11, hyaluronic family
How we rate moisture →

Finish

Matte
MatteDewy
  • ← 9 2 sebum-absorbing powders (Vinyl Dimethicone/Methicone Silsesquioxane Crosspolymer, Polymethylsilsesquioxane)
  • ← 7 Volatile carriers flash off, leaving a dry finish
  • ← 5 Volatile alcohol at #3
How we rate finish →
💄

Makeup base

Excellent
PillsPrimer
  • → 8 Primer-style base, volatile silicones and dimethicone slip
  • → 8 1 velvet elastomer fillers, blur and grip
  • → 10 Quick-setting carrier (alcohol at #3), fast, even canvas
  • → 6 2 soft-focus powders in moderation
  • ← 4 Occlusives/waxes float the foundation
  • ← 6 High mineral load at #6 greys under foundation
How we rate makeup base →
🌊

Water resistance

Not resistant
Non-water-resistantWater-resistant

Nothing flagged in the ingredient list.

How we rate water resistance →

Full ingredient list (15)

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. 1 Water

    Solvent base, the water phase

  2. Volatile silicone, flashes off for a light finish

    • light ← 8 volatile carrier, flashes off
    • matte ← 7 volatile carrier, flashes off
  3. 3 Alcohol

    Volatile alcohol, a drying solvent that can sting eyes

    • ↑ 5 high up speeds filter migration
  4. Legacy UV filter (Octinoxate)

    • ↑ 17.1 UV protection
    • ↑ 11 migrates into eyes with sweat
  5. Emollient, softens and smooths skin

    • ↑ 6 heavy oil
  6. 6 Zinc Oxide

    Mineral UV filter (Zinc Oxide)

    • ↑ 38.9 UV protection, incl. long-UVA (UVA1)
    • ↑ 10 white marks, worst on dark fabric (washable)
    • light ← 2 mild sebum absorbent
    • pills ← 6 High mineral load greys under foundation
  7. Mattifying powder, absorbs oil and blurs the finish

    • light ← 5 sebum-absorbing powder
    • matte ← 6 sebum-absorbing powder
  8. Humectant, pulls water into the skin

  9. Mattifying powder, absorbs oil and blurs the finish

    • light ← 3 sebum-absorbing powder
    • matte ← 3 sebum-absorbing powder
  10. Emulsifier, keeps oil and water blended

  11. Humectant, pulls water into the skin

    • 4 → nourishing hyaluronic family
  12. Modern UV filter, broad-spectrum and photostable (Uvinul A Plus), low in the list, likely a minor contributor

    • ↑ 28.8 UV protection, incl. long-UVA (UVA1)
    • ↑ 15 oil-soluble UVA filter, fabric stains
  13. 13 Sodium Chloride

    Thickener and texture, structures the gel or cream

  14. Emulsifier, keeps oil and water blended

    • ↑ 9 feeds malassezia
  15. Emollient, softens and smooths skin

Does Muji Sunscreen Lotion SPF 50+ leave a white cast?

No, it commonly shows little to no white cast despite containing zinc oxide. The hybrid formula wears matte and blends in clear.

Can I wear it under makeup?

Yes, it is rated excellent as a makeup base. The lightweight, matte finish helps makeup sit smoothly on top.

Is the Muji Sunscreen Lotion Spf 50+ Pa++++ a good sunscreen?

It scores a strong 82.4/100 with excellent protection. The modern hybrid filters make it a versatile daily choice.

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