New pollen-based sunscreen blocks UV, protects corals

Experimental sunscreen made from plant pollen blocks 97% UV rays and doesn't harm corals.

Why it matters

  • Coral reefs are vital ecosystems and are being harmed by traditional sunscreens.
  • This new sunscreen could offer a more eco-friendly alternative.
  • It also has a cooling effect on the skin, which could be an added benefit for users.

By the numbers

  • SPF rating of about 30.
  • Blocks approximately 97% of UV rays.
  • Keeps skin cooler by 5°C (9°F) for 20 minutes.
  • Corals survived 60 days with the new sunscreen, compared to 6 days with commercial sunscreens.

The big picture

  • Traditional sunscreens can harm coral reefs.
  • This new sunscreen uses plant pollen, which is eco-friendly and nonallergenic.
  • The technology could lead to more sustainable and skin-friendly sunscreens.

What they're saying

  • Some comments highlight that global warming is the main cause of coral bleaching.
  • Concerns about potential allergies were raised.

Caveats

  • The sunscreen has only been tested on animal skin in lab conditions so far.
  • More research is needed to confirm its safety and effectiveness in humans.

What’s next

  • Further testing and potentially commercial development of the sunscreen.
  • More research on its environmental impact and safety for human use.