Ultra-Processed Food and Nutrition Policy: What We're Getting Wrong | Dr. David Ludwig | The Metabolic Link Ep. 85

Ultra-Processed Food and Nutrition Policy: What We're Getting Wrong | Dr. David Ludwig | The Metabolic Link Ep. 85

January 13, 2026 · 1h 22m · Episode 85

About this episode

Dr. David Ludwig discusses the implications of ultra-processed food classifications and their impact on nutrition policy.

The term “ultra-processed food” appeared nearly 100 times in the White House’s Make America Healthy Again report. But questions remain about whether the concept is precise enough to guide effective policy. Dr. David Ludwig—Harvard endocrinologist, obesity researcher, and author of Always Hungry—joins Dr. Dominic D'Agostino to dismantle the ultra-processed food framework from the inside out. Ludwig reveals why the NOVA classification system lumps protein bars with soda, why the FDA admitted th...

People in this episode

Host: Dr. Dominic D'Agostino

Guest: Dr. David Ludwig

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Mentioned in this episode

Organizations: Harvard, FDA, White House

Books & works: Always Hungry

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