The piece
Camacho-Barcia L, Jimenez-Murcia S, Granero R, … Fernández-Aranda F. “Comprehensive analysis of the relationship between ultra-processed food consumption and food addiction at one-year follow-up in older adults with metabolic syndrome.” Journal of Behavioral Addictions 15(1), 471–487 (2026). doi.org/10.1556/2006.2025.00363
A year-long look at 429 older Mediterranean adults with overweight or obesity and metabolic syndrome, asking whether eating fewer ultra-processed foods tracks with less food addiction on the Yale Food Addiction Scale. The intervention sat inside the PREDIMED-Plus-Cognition study; ultra-processed intake was scored with the NOVA system and split into thirds.
My take
The headline most people will take from this, that ultra-processed food is addictive, is not quite what the study shows, and the authors are careful about that. Two findings struck me as more useful than the slogan. First, over the year, the people who cut ultra-processed food the most were the ones whose food-addiction scores actually came down; a modest trim did little. Second, that improvement showed up independent of weight loss. The grip loosened even when the scale had not moved much.
What I appreciate is that the study does not oversell itself. The pull toward these foods, in my experience, is rarely about the food in isolation; it sits somewhere between how a particular person is wired to respond to engineered combinations of sugar, fat, and salt, and how relentlessly the surrounding environment keeps putting those combinations within reach. What a year of reduced intake seemed to do was ease that pull for the people in whom it ran strongest, without any claim to have changed the person underneath.
Key Insight
Cutting ultra-processed food seemed to loosen food addiction’s grip independent of the weight lost — but only for those who cut deeply, not cosmetically.
I would temper the enthusiasm in two places. The sample barely had the condition in question: only about 5.6% met the threshold for food addiction, below what is reported in the general population, so this is a low-signal group and the effect was modest. And the design is observational, with both study arms already being steered toward better eating, so some of the improvement belongs to the intervention itself rather than to the ultra-processed cut specifically. The authors say plainly that ultra-processed intake alone did not explain the total addiction score; the food is part of the picture, not the whole of it.
Where it lands clinically, for me, is that weight-independent finding. One thing I have noticed over the years is how often patients treat the scale as the sole measure of progress; when the weight stalls, they conclude nothing has changed. Yet the relationship to food may already be shifting in ways that matter. This study is a small piece of evidence that the grip can loosen before the weight has visibly moved, provided the change is real rather than cosmetic. The translation I would offer a patient is narrow and concrete: aim at the most engineered foods specifically, and cut deeply enough to matter, because the data here only rewarded the largest reductions.