Rheological Properties of Biopolymer Hydrocolloids
Summary
Biopolymer hydrocolloids are high-molecular-weight polysaccharides and proteins that form viscous solutions or gels when dispersed in water. Their rheological behaviour under shear and oscillatory deformation governs texture, stability and mouthfeel in a wide range of applications from food emulsions and pharmaceutical suspensions to biomedical hydrogels and tissue-engineering scaffolds. Key variables such as polymer concentration, molecular weight, chain flexibility and the presence of charged groups determine whether a solution behaves as a viscous fluid, a weak gel or a strong network. External factors including temperature, pH and ionic strength modulate inter- and intramolecular interactions, leading to changes in viscosity, yield stress and viscoelastic moduli. Shear-thinning flow is common, allowing easy processing under stress while preserving structure at rest. Oscillatory measurements reveal the balance between storage (elastic) and loss (viscous) moduli, indicating gel strength or fluidity. Advances in characterising these parameters enable tailored design of hydrocolloid systems, enhancing global sustainability by utilising agricultural by-products, reducing fat content in foods and creating novel biomaterials with tunable mechanical properties.
Research from Nature Portfolio
No recent Nature Portfolio content available.
Rheological Properties of Biopolymer Hydrocolloids publication trend
The graph below shows the total number of articles in rheological properties of biopolymer hydrocolloids across all publications each year (not limited to Nature Index journals).
Technical terms
Viscoelasticity: Combined viscous and elastic response of a material under deformation, characterised by storage and loss moduli.
Shear-thinning: Decrease in apparent viscosity with increasing shear rate, typical of many hydrocolloid solutions.
Storage modulus (G′): Measure of elastic or energy-storing response in an oscillatory test.
Loss modulus (G″): Measure of viscous or energy-dissipative response in an oscillatory test.
Yield stress: Minimum stress required to initiate flow in a material exhibiting a gel or structured network.
Thixotropy: Time-dependent shear-thinning behaviour where viscosity decreases under constant shear and recovers when shear is removed.
References
- Extraction of Natural Gum from Cold-Pressed Chia Seed, Flaxseed, and Rocket Seed Oil By-Product and Application in Low Fat Vegan Mayonnaise. Foods (2022).
- Lepidium perfoliatum seed gum: investigation of monosaccharide composition, antioxidant activity and rheological behavior in presence of salts. Chemical and Biological Technologies in Agriculture (2022).
- Influence of calcium chloride and pH on soluble complex of whey protein‐basil seed gum and xanthan gum. Food Science & Nutrition (2021).
About these summaries
This Nature Research Intelligence Topic summary is created with the cited references and a large language model. We take care to ground generated text with facts, and have systems in place to gain human feedback on the overall quality of the process in line with our AI principles. We strive to create accurate and useful summaries for people unfamiliar with the research topic and that supports this goal. These pages are a beta release and will be updated as we learn how best to help people gain value from a research topic summary.
Turn complex research questions into confident strategic decisions
When you're under pressure to set direction, justify investment, or understand your competitive position, you need more than raw data — you need trusted insights you can act on.
Benchmark your performance against global peers using robust, methodologically sound analysis.
Combine quantitative metrics with qualitative expert insight to uncover strengths, gaps and emerging opportunities.
Gain tailored, decision-ready recommendations aligned to your strategic priorities.
Talk to us to learn more about our data dashboards and bespoke strategy reports.
Grow research skills, confidence and careers with training built for every stage of the research lifecycle.
Developed with Nature Portfolio journal Editors and internationally renowned experts. Discover three ways to learn:
Self-paced, online courses in convenient bite-sized units, covering key skills across scientific writing, publishing, grant writing, data analysis, and more.
Expert trainer-led workshops with hands-on exercises and real-time feedback across core research skills, delivered via interactive group sessions.
Editor-led workshops combining core principles in writing and publishing, personalised 1:1 feedback from Nature Portfolio Editors and hands-on exercises.
Explore course catalogues and workshop agendas, enquire about the options or request institutional pricing.