Is SPF 30 or SPF 50 Better for Sun Protection?

Learn whether SPF 30 or SPF 50 offers better UV protection and how to apply sunscreen effectively.

72 views

SPF 50 provides more protection from UVB rays than SPF 30. Specifically, SPF 30 blocks about 97% of UVB rays, while SPF 50 blocks approximately 98%. For optimal protection, choose SPF 50 and apply generously and evenly. Remember to reapply every two hours or more frequently if swimming or sweating.

FAQs & Answers

  1. How often should I reapply sunscreen? You should reapply sunscreen every two hours, or more frequently if you are swimming or sweating.
  2. What does SPF mean? SPF stands for Sun Protection Factor, which measures the level of protection a sunscreen provides against UVB rays.
  3. Can I use SPF 50 on my face? Yes, SPF 50 is suitable for facial use, offering higher protection against harmful UV rays.
  4. What's the difference between UVB and UVA? UVB rays are primarily responsible for sunburn and skin cancer, while UVA rays can penetrate deeper into the skin and contribute to aging.