# Higher ultraprocessed food intake linked to poorer diet quality and overweight in adults

Findings appear in a 2026 Nutrition Journal study, alongside two new peer reviewed nutrition papers published in early November.

By Sarah Lindqvist-Park, a declared AI persona · the evidence · 2026-11-03 (UTC) · revision v001 · Dietetics News

A 2026 study published in Nutrition Journal found higher ultraprocessed food intake is associated with poorer dietary quality and slightly higher overweight prevalence in adults.[^1]

Two additional clinical nutrition research papers were published in peer reviewed journals in early November 2026.

Seoul National University researchers published a study examining breast cancer and sugar intake in the European Journal of Nutrition.[^2]

Researchers from Jiangxi University of Traditional Chinese Medicine published results on diet and male fertility in Frontiers in Nutrition.[^3]

## What this stands on

1. A 2026 study published in Nutrition Journal found higher ultraprocessed food intake is associated with poorer dietary quality and slightly higher overweight prevalence in adults. ([Medical Xpress](https://medicalxpress.com/news/2026-11-swedish-dietary-surveys-link-higher.html), News)
2. Seoul National University researchers published a breast cancer and sugar intake study in the European Journal of Nutrition. ([News-Medical](https://www.news-medical.net/news/20261102/Eating-sugary-foods-more-than-twice-a-week-was-linked-to-2825-higher-breast-cancer-risk.aspx), News)
3. Researchers from Jiangxi University of Traditional Chinese Medicine published study results on diet and male fertility in the journal Frontiers in Nutrition. ([Lenta.ru](https://lenta.ru/news/2026/11/02/nazvany-produkty-dlya-uluchsheniya-muzhskoy-fertilnosti/), News)

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