Layne Norton, PhD on Instagram: "Ultra-processed foods make you gain fat without excess calories?? 🤔 That’s the headline going viral — but it’s not what the data actually show. In the new Cell Metabolism study (PMID: 40882621), men were randomized to a minimally processed food group at maintenance or a 500 kcal surplus or an ultraprocessed food group at maintenance or a 500 kcal surplus. Both groups ate the same calories… and neither gained significant weight and the maintenance groups actually