| Issue |
OCL
Volume 33, 2026
Diversity of Plant Proteins extracted from Oil & Protein Crop / Diversité des protéines végétales issues des oléoprotéagineux
|
|
|---|---|---|
| Article Number | 6 | |
| Number of page(s) | 12 | |
| DOI | https://doi.org/10.1051/ocl/2025036 | |
| Published online | 09 February 2026 | |
Review
Nutritional quality of proteins from major oilseeds – a review☆
Qualité nutritionnelle des protéines des principaux oléagineux : revue.
1
Université Clermont Auvergne, INRAE, UNH, 63000 Clermont-Ferrand, France
2
Department of Clinical Nutrition, Clermont-Ferrand University Hospital, Clermont-Ferrand, France
* Corresponding author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Received:
15
May
2025
Accepted:
18
November
2025
Abstract
Driven by the ongoing dietary transition in Western countries, numerous research studies focus on new sustainable plant-based sources. Oilseeds, known for their high lipid and protein content, represent a promising option. This review focuses on the protein quality of oilseeds and their potential to meet population wide nutritional needs. Although the nutritional value of the protein of oilseeds is generally lower than that of animal proteins, due to deficiencies in certain indispensable amino acids (particularly lysine) and reduced digestibility, several strategies can enhance their value. Combining oilseeds with legumes to achieve complementary amino acid profiles, processing techniques such as dehulling and oil extraction, as well as bioprocesses (fermentation/germination), all contribute to improved protein quality. Moreover, oilseeds provide bioactive peptides and polyunsaturated fatty acids which often exhibit anti-inflammatory and/or pro-anabolic effects. In conclusion, oilseeds are valuable sources of both protein and lipids, and current dietary guidelines support increased consumption of these seeds among the general population.
Résumé
Motivé par la transition alimentaire actuelle des pays occidentaux, de nombreux travaux de recherche se concentrent sur de nouvelles sources végétales durables. Les oléo protéagineux, graines caractérisées par leur forte teneur en lipides et en protéines, constituent une source alimentaire végétale prometteuse. Cette revue s’intéresse à la qualité des protéines d’oléo protéagineux ainsi qu’à leur capacité à répondre aux besoins nutritionnels de la population. Bien que la qualité des protéines d’oléo-protéagineux est souvent inférieure à celle des protéines animales, en raison de leur déficience en certains acides aminés indispensables (particulièrement la lysine) et de leur digestibilité, plusieurs procédés permettent leur amélioration. La complémentarité des profils en acides aminés avec les légumineuses, les procédés de transformation comme le décorticage et le déshuilage ainsi que les bioprocédés (fermentation/ germination) améliorent la qualité protéique des graines. De plus, les oléo protéagineux permettent l’apport de peptides bioactifs et d’acides gras polyinsaturés ayant des effets anti-inflammatoires et/ou pro-anabolisants. En conclusion, les oléo protéagineux représentent de bonnes sources de protéines et lipides et les recommandations préconisent une augmentation de leur consommation dans la population globale.
Key words: Oilseed / plant-based protein / protein quality / digestibility
Mots clés : Oléo-protéagineux / protéine végétale / qualité protéique / digestibilité
Contribution to the Topical Issue: “Diversity of Plant Proteins extracted from Oil & Protein Crop / Diversité des protéines végétales issues des oléoprotéagineux”.
© C. Bompart et al., Published by EDP Sciences, 2026
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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