Evidence map›Paper›PMID 40128334›Full record

ArticleNature food2025

Existing food processing classifications overlook the phytochemical composition of processed plant-based protein-rich foods.

Jasmin Raita, Hany Ahmed, Kang Chen, Veera Houttu, Retu Haikonen, Anna Kårlund, Maaria Kortesniemi, Baoru Yang, Ville Koistinen, Kati Hanhineva

Abstract read
In one paragraph

Article in Nature food, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

8 citing papers in PubMed.

  1. Article
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  4. Article
  5. Tempeh-type fermentation kinetics of tarwi (Frontiers in nutrition · 2026
    Article
  6. Article
  7. Article
  8. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Jasmin RaitaFood Sciences Unit, Department of Life Technologies, University of Turku, Turku, Finland.ORCID http://orcid.org/0009-0006-7392-6770
Hany Ahmed *Food Sciences Unit, Department of Life Technologies, University of Turku, Turku, Finland.ORCID http://orcid.org/0000-0002-5876-3970
Kang Chen *Food Sciences Unit, Department of Life Technologies, University of Turku, Turku, Finland.ORCID http://orcid.org/0000-0002-5791-9523
Veera HouttuFood Sciences Unit, Department of Life Technologies, University of Turku, Turku, Finland.ORCID http://orcid.org/0000-0002-6430-7007
Retu HaikonenInstitute of Public Health and Clinical Nutrition, School of Medicine, University of Eastern Finland, Kuopio, Finland.ORCID http://orcid.org/0000-0003-0830-3850
Anna KårlundFood Sciences Unit, Department of Life Technologies, University of Turku, Turku, Finland.
Maaria KortesniemiFood Sciences Unit, Department of Life Technologies, University of Turku, Turku, Finland.ORCID http://orcid.org/0000-0003-4273-3459
Baoru YangFood Sciences Unit, Department of Life Technologies, University of Turku, Turku, Finland.ORCID http://orcid.org/0000-0001-5561-514X
Ville KoistinenFood Sciences Unit, Department of Life Technologies, University of Turku, Turku, Finland.ORCID http://orcid.org/0000-0003-1587-8361
Kati HanhinevaFood Sciences Unit, Department of Life Technologies, University of Turku, Turku, Finland. kati.hanhineva@utu.fi.ORCID http://orcid.org/0000-0001-6834-7375

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

According to existing food processing classification systems, plant-based protein-rich (PBPR) foods are often considered 'ultra-processed'-and therefore perceived as unhealthy-despite their ability to provide various bioactive compounds beneficial for human health. Here we used a non-targeted metabolomics approach to analyse the impact of processing on the biochemical composition of PBPR foods. Our results show that existing food classification systems may provide questionable categories for PBPR foods without considering their overall biochemical composition, including phytochemicals. An analysis focusing specifically on biochemical compounds of soy-based products manufactured using various technologies showed no clear distinctions between processing groups in the principal component analysis based on the NOVA and Poti classification. However, clear differences were found between soy-based products based on their phytochemical profile. Although food processing classification systems are welcome in their attempt to guide consumers towards healthy choices, they should be improved to more accurately reflect the biochemical composition of PBPR foods.

Indexed as

Food HandlingPhytochemicalsPlant ProteinsSoy FoodsGlycine maxHumansMetabolomicsPrincipal Component AnalysisPhytochemicalsPlant Proteins

Identifiers

PMID40128334
PMCPMC12116385

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.