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Posts by Ashley Curtis, L.E.

More Than a Number: Understanding the Limits of SPF  

Written by Ashley Curtis, L.E. More Than a Number: Understanding the Limits of SPF  
We need to stop pretending sun protection factor is the whole story. Sun protection factor (SPF) is a lab measurement. It’s based on something called the minimal erythema dose, which... Read More →
Published in Sun Care
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June 2026

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