Debunking Common Sunscreen Myths: Mineral vs. Chemical & Application Mistakes
Dr. David Miller, MDApril 22, 20265 min read
Top dermatological facts about SPF ratings, reapplication frequency, and water resistance.
The Truth About High SPF Ratings
SPF 30 blocks 97% of UVB rays while SPF 50 blocks 98%. Proper application quantity is far more critical than extreme SPF numbers.
This article is educational and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified dermatologist or other licensed health provider with questions about a medical condition.
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