The Science Behind the New Wegovy Pill: One-On-One with Novo Nordisk’s Dr. Jason Brett.

The Science Behind the New Wegovy Pill (with Novo Nordisk’s Dr. Jason Brett)

What actually makes a GLP-1 pill work in the real world—and why does taking it come with such specific rules? And if these meds improve health beyond weight, why does the conversation still get stuck on the scale?

This week on Fat Science, Dr. Emily Cooper, Mark Wright, and Andrea Taylor are joined by Dr. Jason Brett of Novo Nordisk to break down the science behind the newly approved Wegovy pill. They talk about what it takes to deliver a peptide medication orally, what the dosing and day-to-day routine really look like, and why access and pricing remain such a big part of the story. The conversation also zooms out to the bigger point: treating obesity is about improving health outcomes—like liver and cardiovascular risk—not just weight.

Key Takeaways

• Oral semaglutide requires specific formulation technology to survive the stomach and be absorbed at a meaningful level.

• The “30-minute rule” isn’t random—it’s part of how the pill has a chance to work as intended.

• Treating obesity is about improving health outcomes (like liver and heart risk), not just “moving a number on a scale.”

• Pricing and access shape who can actually benefit, even when the science is strong.

• Calorie-restriction messaging can backfire for people already dealing with metabolic adaptation and under-nutrition.

Notable Quote

"Fat Science has no financial relationship with Novo Nordisk. No sponsorship. No consulting fees, no affiliate arrangements. Zero." — Mark Wright

Links & Resources

• Podcast Home: fatsciencepodcast.com

• Cooper Center for Metabolism: coopermetabolic.com

• Resources from Dr. Cooper: coopermetabolic.com/resources

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Fat Science is supported by the Diabesity Institute, a nonprofit dedicated to increasing access to effective, science-based metabolic care.

Disclaimer: This podcast is for informational purposes only and is not intended as medical advice. Please consult with a qualified healthcare provider for personalized recommendations.