What SPF Should You Use According to Dermatologists?
Learn which SPF dermatologists recommend for effective sun protection.
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Most dermatologists recommend using sunscreen with an SPF of 30 or higher. This level of SPF blocks about 97% of UVB rays, providing adequate protection for daily use. Remember to reapply every two hours and after swimming or sweating for optimal effectiveness.
FAQs & Answers
- What is SPF 30 effective against? SPF 30 blocks about 97% of UVB rays, making it suitable for daily use.
- How often should I reapply sunscreen? It's recommended to reapply sunscreen every two hours and after swimming or sweating.
- Is higher SPF always better? While higher SPF provides slightly more protection, SPF 30 is generally sufficient for everyday use.
- Can I use expired sunscreen? It's best to avoid using expired sunscreen, as it may not provide effective protection.