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Ultra-Processed Foods: Evolving Definitions

By IDEA Editorial Staff / February 1, 2026

Ultra-processed foods are frequently discussed as a category to avoid, yet definitions and applications continue to evolve. The NOVA classification system has driven much of the conversation, but research increasingly emphasizes context, frequency, and overall dietary patterns rather than strict exclusion. Many ultra-processed foods contribute convenience, affordability, and accessibility, complicating simple narratives. For fitness professionals,…

High Intake of Ultra-Processed Foods is Associated with Lower Grades in School

By Matthew Kadey, MS, RD / September 16, 2025

Scientists have found that less nutritious processed foods are associated with poorer academic performances among teens Good performance at school starts with good nutrition. A study of 788 adolescents aged 12 to 17 has found that regular consumption of ultra-processed foods (UPFs) is linked to lower academic performance. The research, published in Nutrients, shows that…

Chewing Less, Gaining More: A Weight Gain Effect of Ultra-Processed Food

By Matthew Kadey, MS, RD / March 17, 2025

Here is some concerning news: more than half of the calories adults eat at home now come from ultra-processed foods and previous research has demonstrated that if you eat a diet based largely on ultra-processed foods (UPFs), you are likely to consume far more calories than you would eating fewer of them–and not even notice…

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