Next-Generation Food Colloids: Protein-Based to Emulsion-Based Gel Systems

A special issue of Gels (ISSN 2310-2861). This special issue belongs to the section "Gel Chemistry and Physics".

Deadline for manuscript submissions: 10 March 2027 | Viewed by 359

Special Issue Editors

Department of Nutrition and Health, China Agricultural University, Beijing 100083, China
Interests: hydrogel; protein gel; complex gel; emulsion

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Guest Editor
Department of Food Science and Technology, Faculty of Science, National University of Singapore, Singapore 117542, Singapore
Interests: vegetable protein; protein gel; complex gel

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Guest Editor
Department of Nutrition and Health, China Agricultural University, Beijing 100193, China
Interests: milk protein; protein gel; complex gel; pickering emulsion

Special Issue Information

Dear Colleagues,

This Special Issue showcases the application potential of advanced colloidal systems—ranging from protein-stabilized emulsions to multifunctional emulsion gels—in the development of innovative food products. Emulsion gels, which combine the structural integrity of a gel matrix with the functional properties of emulsified oil droplets, offer versatile platforms for addressing key challenges in modern food formulation. Contributions will highlight their emerging roles as fat replacers that maintain desirable texture and mouthfeel, as delivery vehicles for encapsulating and protecting bioactive compounds, and as tunable building blocks for 3D food printing applications. By exploring the intricate relationships between gelation kinetics, interfacial composition, and the resulting structural and sensory attributes, this Special Issue will bridge fundamental colloid science with practical food design. Our goal is to advance the creation of healthier, more sustainable, and consumer-oriented food products through the rational engineering of next-generation colloidal systems.

We invite original research articles, reviews, and perspectives that advance understanding and application of protein-based and emulsion gel systems for future food innovation.

We look forward to receiving your contributions and advancing this exciting field together.

Dr. Chong Chen
Dr. Weibo Zhang
Prof. Dr. Pengjie Wang
Guest Editors

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Keywords

  • food colloids
  • protein gel
  • emulsion gels
  • protein-stabilized emulsions
  • interfacial engineering
  • gelation kinetics
  • textural properties
  • fat replacers
  • bioactive delivery
  • 3D food printing
  • food science

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Published Papers (1 paper)

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Research

22 pages, 33328 KB  
Article
Development of an Emulsion-Gel System Based on Corn Alcohol-Soluble Protein and Curdlan: Effects of Oil-to-Water Ratio and Shear Parameters
by Shijia Li, Chao Wu, Xiaojing Kang, Ran Wang, Qiang Cui, Yuyu Zhang, Mingkun Liu, Beibei Dou, Yang Liu and Han Chen
Gels 2026, 12(5), 416; https://doi.org/10.3390/gels12050416 - 10 May 2026
Viewed by 189
Abstract
This study reports the fabrication of Pickering emulsion gels stabilized by zein and curdlan (CU) and systematically elucidates the regulatory mechanisms of oil fraction and shearing parameters (temperature and duration) on their microstructure, mechanical properties, and stability. Results indicated that excessive oil content [...] Read more.
This study reports the fabrication of Pickering emulsion gels stabilized by zein and curdlan (CU) and systematically elucidates the regulatory mechanisms of oil fraction and shearing parameters (temperature and duration) on their microstructure, mechanical properties, and stability. Results indicated that excessive oil content triggered pronounced flocculation and structural collapse, primarily attributed to insufficient interfacial coverage and compromised network continuity. An optimal dense network with superior cohesiveness was established at a shearing temperature of 60 °C, effectively entrapping oil droplets within the continuous phase. Furthermore, extending the shearing duration enhanced long-term stability by reducing droplet size, yielding a maximum oil binding capacity (OBC) of 78.9%. These emulsion gels exhibited remarkable stability against diverse environmental stressors, including thermal treatments, pH variations, and freeze-thaw cycles. This work expands the application of protein-polysaccharide complexes in food colloid science and provides a theoretical foundation for the development of novel low-fat food formulations based on emulsion gel systems. Full article
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