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Health, Longevity & Biohacking

Author Reveals Sunscreen Companies Blocked Better UV Protection for Decades

Joe Rogan Experience · #2516 - Rowan Jacobsen · June 18, 2026
Author Reveals Sunscreen Companies Blocked Better UV Protection for Decades
Joe Rogan Experience
Joe Rogan Experience
#2516 - Rowan Jacobsen
"US sunscreens are a generation behind everyone else because in the US sunscreens are regulated as over-the-counter drugs. Everywhere else, they're just cosmetics, so you can use kind of whatever you want with more minimal safety testing. So the companies wanted to use this stuff in the US forever, but the FDA said, sure, just do the testing, but they didn't want to do it was too expensive to do the testing."
Rowan Jacobsen explained that American sunscreens have been 30 years behind European and Asian formulations due to FDA drug classification requiring expensive animal testing. Companies refused to invest in safety studies despite superior ingredients being available globally. The FDA only approved a new ingredient, Bemotrizanol, in June 2024.

About this episode

Joe Rogan sits down with science journalist Rowan Jacobsen, author of In Defense of Sunlight, for a provocative two-hour deep dive into the suppressed science of sun exposure and the institutional resistance he's faced for reporting it. Jacobsen reveals he has been formally denounced multiple times by the American Academy of Dermatology for publishing data showing cardiovascular, mood, and longevity benefits from moderate sunlight, despite zero-sun recommendations being based almost entirely on skin cancer risk for the fairest-skinned populations. The conversation exposes how American sunscreen formulations have remained 30 years behind Europe and Asia due to FDA drug classification and manufacturers refusing to fund safety studies, while old chemical sunscreens blocked burning UVB rays but let cancer-causing UVA through. Most strikingly, Jacobsen details how massive clinical trials of vitamin D supplementation failed completely to replicate the health benefits seen in people with naturally high vitamin D from sun exposure, leading the New England Journal of Medicine to recommend doctors stop prescribing it in 2022. The episode explores how dermatologists refuse interdisciplinary conversation despite evidence that outdoor workers have lower melanoma rates than office workers, how sunlight directly triggers opiate release in the brain and improves cognition, and why one-size-fits-all sun avoidance recommendations ignore skin color despite dark-skinned individuals having negligible sun cancer risk and massive cardiovascular benefit from exposure. Rogan and Jacobsen also discuss melanotan peptides that cause extreme tanning and erections, the corruption of the American food supply compared to Mediterranean diets, why red light therapy reversed Rogan's macular degeneration, and the bizarre case of truck driver face. The conversation is a case study in how scientific institutions calcify around outdated paradigms and punish researchers who present contradictory data, even when the evidence is overwhelming.

Key takeaways

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