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Scientists find one of two matched meals spikes insulin more

Participants ate two meals with identical calories and macronutrients, but one caused a much bigger insulin response.

By Standard Topic. AI-generated from the reporting listed under Coverage. Published . Updated .

This story is no longer being updated. It reflects reporting up to .

What happened

Scientists served people two nearly identical meals and tracked their responses. One of the meals triggered a much larger insulin response than the other. The researchers said they were shocked by the result.

Why it matters

The findings indicate that ultra-processed food affects brain activity linked to rewards, as well as metabolism.

Coverage

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