Are all healthy diets equal or does food processing make a difference?

News-Medical.Net August 5, 2025
Priyanjana Pramanik, MSc.

A major UK trial shows that eating minimally processed foods delivers superior weight loss and appetite control, even when both diets follow official healthy eating guidelines.

In a recent article published in the journal Nature Medicine, researchers discussed findings from a randomized controlled trial (RCT) that compared the effects of diets high in ultra-processed foods (UPF) with those of diets high in minimally

processed foods (MPF) on changes in weight among adults with obesity or overweight.

While both diets led to weight loss, the MPF diet resulted in significantly greater weight reduction than the UPF diet, suggesting that the food processing level should be considered in dietary guidelines.

However, while both diets led to reductions in weight, only the MPF...

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