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Don't Drink Your Sunscreen episode artwork

Jul 24, 2026 46 min

Don't Drink Your Sunscreen

from Public Health Group Chat Hosted by Ariel, Olivia, and Mattie

In this episode, Ariel breaks down the science and history of sunscreen, covering UVA/UVB/UVC radiation, how SPF actually works, mineral vs. chemical filters, and the newly FDA-approved ingredient bemotrizinol — the first new sunscreen active ingredient approved in the U.S. since the 1990s. The group chat then myth-busts the biggest sunscreen claims making the rounds online: hormone disruption, "sunscreen causes cancer," reef damage, skin irritation, and the viral watermelon-smoothie trend claiming lycopene can protect you from the sun. Olivia presents some good news: A Lancet study showing HPV and measles vaccines prevent more deaths per dose than any other vaccine funded through Gavi, giving global health leaders a clearer way to prioritize funding amid tighter budgets. Also, stick around to hear Mattie's takes on Meta's Muse Image AI feature and the backlash that got it pulled. Recalls: Find all recent recalls at: https://www.fda.gov/safety/recalls-market-withdrawals-safety-alerts Referenced Research Article (if you wanna be a nerd and read it): https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(26)00555-6/fulltext Support the show Want to support PHGC? Subscribe to our Patreon for monthly bonus episodes Donate as a supporter Snag some PHGC merch Give us a rating on Apple Podcasts or Spotify, and share this episode with a friend! --- The views expressed on this episode are our own. We are available by email at [email protected] and on Instagram and TikTok at @publichealthgroupchat. Theme music generated in Soundful.

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In this episode, Ariel breaks down the science and history of sunscreen, covering UVA/UVB/UVC radiation, how SPF actually works, mineral vs. chemical filters, and the newly FDA-approved ingredient bemotrizinol — the first new sunscreen active ingredient approved in the U.S. since the 1990s. The group chat then myth-busts the biggest sunscreen claims making the rounds online: hormone disruption, "sunscreen causes cancer," reef damage, skin irritation, and the viral watermelon-smoothie trend cl...

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Don't Drink Your Sunscreen

0:00 46:02

Chapters

  1. 1:48 Good News in Public Health
  2. 4:16 Main Section: Sunscreen
  3. 33:59 Public Health in Pop Culture
  4. 42:07 What's on Your Shelf?

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How long is this episode of Public Health Group Chat?

This episode is 46 minutes long.

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This episode was published on July 24, 2026.

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