Rate My SPF

Laboratoires de Biarritz Alga Maris Sun Lotion SPF 50

Laboratoires de Biarritz Alga Maris Sun Lotion SPF 50

70/100 overall score

Sign in to see this product's score for your skin.

Ingredient & SPF scores

β˜€οΈ

UV protection

Good 74
  • +41 Zinc Oxide at #2, UV filter (UVA1 +18)
  • +31.4 Titanium Dioxide at #5, UV filter (UVA1 +4.8)
  • βˆ’0.4 UVA2 coverage saturated
  • +2 Label claims (SPF 50)
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

High 7
  • +100 Starting score
  • βˆ’55 Zinc Oxide at #2
  • βˆ’35 Titanium Dioxide at #5
  • βˆ’10 Zinc Oxide + Titanium Dioxide together
  • βˆ’15 Pure mineral formula
  • +15 Penalties exceed the scale, floored at 0
  • +7 Coated minerals (Alumina)
How we rate white cast β†’
πŸ”₯

Eye sting

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

Heavy feel

High 23
  • +100 Starting score
  • βˆ’40 Zinc Oxide at #2
  • βˆ’16 Titanium Dioxide at #5
  • βˆ’10 Butyrospermum Parkii Fruit at #7, butter/occlusive fat
  • βˆ’5 Hydrogenated Vegetable Oil at #9, butter/occlusive fat
  • βˆ’10 Coconut Oil at #3, heavy oil
  • βˆ’10 Mineral suspended in a dense emollient base (basic)
  • +13.7 Volatile hydrocarbon at #4, flashes off
How we rate heavy feel β†’
πŸ”΄

Comedogenic

Low 62
  • +100 Starting score
  • βˆ’38 Coconut Oil at #3, comedogenic oil/butter
How we rate comedogenic β†’
πŸ„

Fungal acne

High 0
  • +100 Starting score
  • βˆ’50 3 oils/butters that feed Malassezia (Helianthus Annuus Seed Oil, Coconut Oil, Butyrospermum Parkii Fruit)
  • βˆ’38 2 long-chain (C12+) esters that feed Malassezia (Polyglyceryl-2 Dipolyhydroxystearate, Polyglyceryl-3 Diisostearate)
  • βˆ’5 1 ubiquitous fatty ingredients (Stearic Acid), weak Malassezia signal
  • βˆ’10 2 different Malassezia-feeding families high in the list
  • +0 Caprylic/Capric Triglyceride at #1, a safe base that does not feed Malassezia
  • +3 Penalties exceed the scale, floored at 0
How we rate fungal acne β†’
πŸ‘•

Fabric stains

Low 80
  • +100 Starting score
  • βˆ’15 Zinc Oxide at #2, white marks, worst on dark fabric (washable)
  • βˆ’5 Both minerals present, heavier deposit
How we rate fabric stains β†’
πŸ’§

Moisture

Balanced
LightNourishing
  • ← 3 1 sebum-absorbing powders (Lauroyl Lysine)
  • ← 4 Volatile carriers flash off, leaving a dry finish
  • ← 5 Zinc Oxide at #2, mild sebum absorbent
  • β†’ 11 3 emollient lipids (Helianthus Annuus Seed Oil, Coconut Oil, Butyrospermum Parkii Fruit)
  • β†’ 4 Light emollient/solvent (Caprylic/Capric Triglyceride)
How we rate moisture β†’
✨

Finish

Dewy
MatteDewy
  • ← 3 1 sebum-absorbing powders (Lauroyl Lysine)
  • ← 4 Volatile carriers flash off, leaving a dry finish
  • β†’ 16 3 emollient lipids (Coconut Oil, Butyrospermum Parkii Fruit, Helianthus Annuus Seed Oil)
How we rate finish β†’
πŸ’„

Makeup base

Poor
PillsPrimer
  • β†’ 3 Quick-setting carrier, fast, even canvas
  • ← 13 Occlusives/waxes float the foundation
  • ← 15 High mineral load at #2 greys under foundation
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 (20)

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. Emollient, softens and smooths skin

    • 4 β†’ nourishing light emollient
  2. 2 Zinc Oxide

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

    • ↑ 41 UV protection, incl. long-UVA (UVA1)
    • ↑ 15 white marks, worst on dark fabric (washable)
    • light ← 5 mild sebum absorbent
    • pills ← 15 High mineral load greys under foundation
  3. 3 Coconut Oil

    Plant oil, an emollient

    • ↑ 10 heavy oil
    • ↑ 38 comedogenic oil/butter
    • 6 β†’ nourishing emollient lipid
    • 9 β†’ dewy emollient lipid
    • ↑ 36 feeds malassezia
  4. 4 Coconut Alkanes

    Volatile hydrocarbon, flashes off for a light finish

    • light ← 4 volatile carrier, flashes off
    • matte ← 4 volatile carrier, flashes off
  5. 5 Titanium Dioxide

    Mineral UV filter (Titanium Dioxide)

    • ↑ 31.4 UV protection, incl. long-UVA (UVA1)
  6. Emulsifier, keeps oil and water blended

    • ↑ 24 feeds malassezia
  7. Botanical extract

    • ↑ 10 butter/occlusive fat
    • 4 β†’ nourishing emollient lipid
    • 6 β†’ dewy emollient lipid
    • ↑ 24 feeds malassezia
  8. Emulsifier, keeps oil and water blended

    • ↑ 14 feeds malassezia
  9. Plant oil, an emollient

    • ↑ 5 butter/occlusive fat
  10. 10 Lauroyl Lysine

    Mattifying powder, absorbs oil and blurs the finish

    • light ← 3 sebum-absorbing powder
    • matte ← 3 sebum-absorbing powder
  11. 11 Alumina

    Supporting ingredient

  12. 12 Stearic Acid

    Emollient, softens and smooths skin

    • ↑ 5 minor malassezia feeder
  13. Emollient, softens and smooths skin

  14. 14 Glyceryl Caprylate

    Emollient, softens and smooths skin

  15. Botanical extract

  16. 16 Propanediol

    Humectant, pulls water into the skin

  17. 17 Water

    Solvent base, the water phase

  18. 18 Tocopherol

    Antioxidant, protects the formula and skin

  19. 19 Polyglyceryl-4 Caprate

    Emulsifier, keeps oil and water blended

  20. Botanical extract

    • 1 β†’ nourishing emollient lipid
    • 1 β†’ dewy emollient lipid
    • ↑ 9 feeds malassezia
← all products