Research

Energy balance

Participants gained 0.8±0.3 kg (p=0.01) during the ultra-processed diet.

Weight gain may occur with the consumption of ultra-processed foods.

StrongSupportsmedium confidence
Participants gaining 0.8±0.3 kg (p=0.01) during the ultra-processed diet.
Kevin D. Hall · 2019

Why this rating

Based on a randomized controlled trial design.

Source

Ultra-processed diets cause excess calorie intake and weight gain: A one-month inpatient randomized controlled trial of ad libitum food intake

Kevin D. Hall · 2019

DOI 10.31232/osf.io/w3zh2

rct · n=20Cited 43×
Read the paper
DOI resolved against Crossref · corpus check 2026-06-10

This is one finding among thousands. Every one is graded and traced to its source, so you can see what the evidence actually supports. Browse the research →