Latest research released three weeks ago on May 16, 2019 indicates that processed foods make you gain weight. In a controlled study of 20 participants, 10 women and 10 men. One group was given a processed food diet and the other group, a non-processed diet for 14 days. They then switched diets. The participants were instructed to eat as much or as little as they liked. The study was conducted over a 28 day period. Snacks were available all day. The meals were designed to be matched and contained the same caloric value as well as the same macro-nutrient values, sugar, sodium and fibre.
Below is a picture of the foods provided courtesy of The New York Times