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SPF does not mean time in the sun

  • What Is SPF in Sunscreen? - Sun Protection Factor Explained
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    Sunscreen science
    SPF 30 does not mean 30 minutes. It measures UVB protection, not a timer ⏱️
  • UVA vs UVB Rays
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    Sunscreen science
    UVA ages, UVB burns. Broad-spectrum sunscreen aims to cover both rays ☀️
  • Mineral vs chemical sunscreen
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    Sunscreen science
    Mineral filters sit on top and mostly absorb plus scatter UV. Chemical filters absorb UV and turn it into heat 🌞
  • Properties Sunscreen Should Have
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    Sunscreen science
    Quick checklist: broad-spectrum, SPF 30+, enough for your body, apply 15 to 30 minutes before, reapply every 2 hours and after swimming or sweating 🔖
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