by Marion Nestle
May 21 2019

Obesity explained: Ultra-processed foods –> Calories –> Weight Gain

Kevin Hall at NIH has done a controlled diet study demonstrating that people who consume ultra-processed foods eat more calories—500 more a day (!)—and, therefore, gain weight.

Carlos Monteiro at the University of São Paulo and his colleagues explain how to identify ultra-processed foods.  

They also demonstrate that ultra-processed foods comprise nearly 60 percent of calorie intake.

No surprise.  Calories matter, as Mal Nesheim and I explained in our book Why Calories Count: From Science to Politics (and thanks Kevin for confirming what we wrote in that book).

The clear conclusions of this study have elicited a lot of attention.  Here’s my favorite from Francis Collins, the head of NIH and Kevin Hall’s boss, who also did a blog post:

Examples of media accounts (there were lots more)