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Iwostin Solecrin Lucidin Spf 50+

Iwostin Solecrin Lucidin Spf 50+

77/100 overall score

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About this sunscreen

Iwostin Solecrin Lucidin SPF 50+ is a hybrid sunscreen that pairs Titanium Dioxide with modern chemical filters like Methylene Bis-Benzotriazolyl Tetramethylbutylphenol and Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine for broad UV coverage. It wears lightweight with a balanced finish, keeps white cast low, and is generally non-stinging and low on pore-clogging risk. With a score of 76.5/100 and good protection, it is a solid everyday option that works okay under makeup.

Ingredient & SPF scores

β˜€οΈ

UV protection

Good 77
  • +18 Ethylhexyl Methoxycinnamate at #2, UV filter
  • +31.4 Titanium Dioxide at #5, UV filter (UVA1 +4.8)
  • +24 Butyl Methoxydibenzoylmethane at #8, UV filter (UVA1 +12.8)
  • +38.4 Methylene Bis-Benzotriazolyl Tetramethylbutylphenol at #9, UV filter (UVA1 +14.4)
  • +38.4 Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine at #10, UV filter (UVA1 +12.8)
  • βˆ’28.4 UVB coverage saturated
  • βˆ’22 UVA2 coverage saturated
  • Γ—0.75 Avobenzone + octinoxate degrade each other in sunlight
  • +2 Label claims (SPF 50)
How we rate uv protection β†’
☒️

Health safety

High 61
  • +100 Starting score
  • βˆ’36 Octinoxate at #2 (regulatory/evidence concern)
  • βˆ’3.5 Avobenzone at #8, stacked (regulatory/evidence concern)
How we rate health safety β†’
🀧

Allergens

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

White cast

Low 77
  • +100 Starting score
  • βˆ’17.5 Titanium Dioxide at #5 (nano)
  • βˆ’6 Tinosorb M at #9
How we rate white cast β†’
πŸ”₯

Eye sting

Low 76
  • +100 Starting score
  • βˆ’8 Avobenzone at #8, migrates into eyes with sweat
  • βˆ’16 Octinoxate at #2, migrates into eyes with sweat
How we rate eye sting β†’
πŸͺ¨

Heavy feel

Low 81
  • +100 Starting score
  • βˆ’16 Titanium Dioxide at #5
  • βˆ’3 Hydrogenated Polydecene at #12, heavy oil
How we rate heavy feel β†’
πŸ”΄

Comedogenic

Low 99
  • +100 Starting score
  • βˆ’1 Glyceryl Stearate SE at #14, moderate comedogenic signal
How we rate comedogenic β†’
πŸ„

Fungal acne

Medium 67
  • +100 Starting score
  • βˆ’24 2 polysorbate/sorbitan emulsifiers that feed Malassezia (Polysorbate 20, Sorbitan Isostearate)
  • βˆ’9 1 long-chain (C12+) esters that feed Malassezia (Glyceryl Stearate SE)
How we rate fungal acne β†’
πŸ‘•

Fabric stains

Medium 52
  • +100 Starting score
  • βˆ’38 Avobenzone at #8, reacts with iron in wash water into rust-yellow stains
  • βˆ’10 Titanium Dioxide at #5, white marks, worst on dark fabric (washable)
How we rate fabric stains β†’
πŸ’§

Moisture

Hydrating
LightNourishing
  • ← 1.5 1 sebum-absorbing powders (Aluminium Starch Octenylsuccinate)
  • β†’ 10 Glycerin at #6, the anchor humectant
How we rate moisture β†’
✨

Finish

Balanced
MatteDewy
  • ← 1 1 sebum-absorbing powders (Aluminium Starch Octenylsuccinate)
  • ← 2 1 dry-touch emollients reduce greasy shine (Dicaprylyl Carbonate)
  • β†’ 9 1 emollient lipids (C12-15 Alkyl Benzoate)
How we rate finish β†’
πŸ’„

Makeup base

Okay
PillsPrimer
  • β†’ 5 Dry-touch esters, smooth fast-absorbing base
  • ← 0.5 Gel polymers prone to pilling under friction (Polyacrylate-13)
  • ← 3 Humectant syrup tackiness
  • ← 3 High mineral load at #5 greys under foundation (nano)
How we rate makeup base β†’
🌊

Water resistance

Not resistant
Non-water-resistantWater-resistant
  • +3 1 film-forming polymers that lock the formula on for water resistance
How we rate water resistance β†’

Full ingredient list (45)

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 Water

    Solvent base, the water phase

  2. Legacy UV filter (Octinoxate), high in the list, a primary filter

    • ↑ 18 UV protection
    • ↑ 16 migrates into eyes with sweat
  3. Emollient, softens and smooths skin

    • 9 β†’ dewy emollient lipid
  4. Emollient, softens and smooths skin

    • matte ← 2 dry-touch emollient, anti-shine
  5. 5 Titanium Dioxide

    Mineral UV filter (Titanium Dioxide)

    • ↑ 31.4 UV protection, incl. long-UVA (UVA1)
    • ↑ 10 white marks, worst on dark fabric (washable)
    • pills ← 3 High mineral load greys under foundation (nano)
  6. 6 Glycerin

    Humectant, pulls water into the skin

    • 10 β†’ nourishing the anchor humectant
  7. Emulsifier, keeps oil and water blended

  8. 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
  9. Modern UV filter, broad-spectrum and photostable (Tinosorb M), low in the list, likely a minor contributor

    • ↑ 38.4 UV protection, incl. long-UVA (UVA1)
  10. Modern UV filter, broad-spectrum and photostable (Tinosorb S), low in the list, likely a minor contributor

    • ↑ 38.4 UV protection, incl. long-UVA (UVA1)
  11. 11 Mannitol

    Humectant, pulls water into the skin

  12. Emollient, softens and smooths skin

    • ↑ 3 heavy oil
  13. 13 Vp/Eicosene Copolymer

    Film former, locks the formula onto skin for water resistance

    • ↑ 3 film former
  14. 14 Glyceryl Stearate SE

    Emulsifier, keeps oil and water blended

    • ↑ 1 moderate comedogenic signal
    • ↑ 9 feeds malassezia
  15. 15 Cetearyl Alcohol

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

  16. Emollient, softens and smooths skin

  17. Mattifying powder, absorbs oil and blurs the finish

    • light ← 1.5 sebum-absorbing powder
    • matte ← 1 sebum-absorbing powder
  18. 18 Sodium Gluconate

    Chelator, binds stray metal ions to keep the formula stable

  19. 19 Sodium Citrate

    pH adjuster

  20. 20 Waltheria Indica

    Supporting ingredient

  21. 21 Dextrin

    Supporting ingredient

  22. 22 Ferulic Acid

    Antioxidant, protects the formula and skin

  23. 23 Hydroxystearic Acid

    Emollient, softens and smooths skin

  24. Plant oil, an emollient

  25. 25 Tocopheryl Acetate

    Antioxidant, protects the formula and skin

  26. 26 Decyl Glucoside

    Emulsifier, keeps oil and water blended

  27. 27 Xanthan Gum

    Thickener and texture, structures the gel or cream

  28. Botanical extract

  29. Botanical extract

  30. 30 Butylene Glycol

    Humectant, pulls water into the skin

  31. 31 Polyacrylate-13

    Thickener and texture, structures the gel or cream

  32. 32 Polyisobutene

    Emollient, softens and smooths skin

  33. 33 Polysorbate 20

    Emulsifier, keeps oil and water blended

    • ↑ 12 feeds malassezia
  34. 34 Propylene Glycol

    Humectant, pulls water into the skin

  35. 35 Disodium EDTA

    Chelator, binds stray metal ions to keep the formula stable

  36. 36 PEG-8

    Emulsifier, keeps oil and water blended

  37. 37 Tocopherol

    Antioxidant, protects the formula and skin

  38. 38 Ascorbic Acid

    Antioxidant, protects the formula and skin

  39. 39 Ascorbyl Palmitate

    Antioxidant, protects the formula and skin

  40. 40 Citric Acid

    pH adjuster

  41. 41 Phenoxyethanol

    Preservative, keeps the formula from spoiling

  42. 42 Ethylhexyl-Glycerin

    Humectant, pulls water into the skin

  43. 43 BHT

    Antioxidant, protects the formula and skin

  44. 44 Sorbitan Isostearate

    Emulsifier, keeps oil and water blended

    • ↑ 12 feeds malassezia
  45. 45 Potassium Sorbate

    Preservative, keeps the formula from spoiling

Does Iwostin Solecrin Lucidin SPF 50+ leave a white cast?

White cast is generally low. Although it includes Titanium Dioxide, it is a hybrid formula that commonly applies with little to no visible cast and a balanced finish.

Is the Iwostin Solecrin Lucidin Spf 50+ mineral or chemical?

It is a hybrid sunscreen. It combines the mineral filter Titanium Dioxide with modern chemical filters like Methylene Bis-Benzotriazolyl Tetramethylbutylphenol and Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine.

Is it good for acne-prone skin?

It is generally a reasonable fit. The finish is balanced and the pore-clogging risk is low, so it commonly suits combination and breakout-prone skin, though individual reactions vary.

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