Preparation and Characterization of Food-Grade Pickering Emulsions Stabilized with Chitosan-Phytic Acid-Cyclodextrin Nanoparticles

This study aimed to fabricate food-grade Pickering emulsions stabilized by chitosan-phytic acid-β-cyclodextrin (CS-PA-CD) nanoparticles. The CS-PA-CD nanoparticles were characterized with FITR, XRD, and TGA to prove its successfully crosslinking, then characterized by DLS system and scanning electro...

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Main Authors: Jiaxin Lu, Xiaojing Li, Chao Qiu, David Julian McClements, Aiquan Jiao, Jinpeng Wang, Zhengyu Jin
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Foods
Subjects:
Online Access:https://www.mdpi.com/2304-8158/11/3/450
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author Jiaxin Lu
Xiaojing Li
Chao Qiu
David Julian McClements
Aiquan Jiao
Jinpeng Wang
Zhengyu Jin
author_facet Jiaxin Lu
Xiaojing Li
Chao Qiu
David Julian McClements
Aiquan Jiao
Jinpeng Wang
Zhengyu Jin
author_sort Jiaxin Lu
collection DOAJ
description This study aimed to fabricate food-grade Pickering emulsions stabilized by chitosan-phytic acid-β-cyclodextrin (CS-PA-CD) nanoparticles. The CS-PA-CD nanoparticles were characterized with FITR, XRD, and TGA to prove its successfully crosslinking, then characterized by DLS system and scanning electron microscopy showing the smallest average particle size was 434.2 ± 2.5 nm and it increased with the ratio of PA-CD to CS increasing. Pickering emulsions stabilized by CS-PA-CD nanoparticles was prepared and it showed the best stability at around pH 6. The particle concentration higher than 1.0% (<i>w</i>/<i>v</i>) and the oil fraction above 0.5% (<i>v</i>/<i>v</i>) could reach the emulsion stability. In addition, the Pickering emulsions were stable at various temperature (30–70 °C) and influenced by the certain change of ionic strength (0–500 mM). These CS-PA-CD Pickering emulsions showed great application in the formation of functional foods and pharmaceutical industries.
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spelling doaj.art-39f1444db88b4326883072e408e795012023-11-23T16:31:08ZengMDPI AGFoods2304-81582022-02-0111345010.3390/foods11030450Preparation and Characterization of Food-Grade Pickering Emulsions Stabilized with Chitosan-Phytic Acid-Cyclodextrin NanoparticlesJiaxin Lu0Xiaojing Li1Chao Qiu2David Julian McClements3Aiquan Jiao4Jinpeng Wang5Zhengyu Jin6State Key Laboratory of Food Science and Technology, School of Food Science and Technology, Synergetic Innovation Center of Food Safety and Nutrition, Jiangnan University, Wuxi 214122, ChinaCollege of Light Industry and Food Engineering, Nanjing Forestry University, Nanjing 210037, ChinaState Key Laboratory of Food Science and Technology, School of Food Science and Technology, Synergetic Innovation Center of Food Safety and Nutrition, Jiangnan University, Wuxi 214122, ChinaDepartment of Food Science, University of Massachusetts, Amherst, MA 01060, USAState Key Laboratory of Food Science and Technology, School of Food Science and Technology, Synergetic Innovation Center of Food Safety and Nutrition, Jiangnan University, Wuxi 214122, ChinaBeijing Advanced Innovation Center for Food Nutrition and Human Health, China-Canada Joint Lab of Food Nutrition and Health (Beijing), School of Food and Health, Beijing Technology and Business University (BTBU), 11 Fucheng Road, Beijing 100048, ChinaState Key Laboratory of Food Science and Technology, School of Food Science and Technology, Synergetic Innovation Center of Food Safety and Nutrition, Jiangnan University, Wuxi 214122, ChinaThis study aimed to fabricate food-grade Pickering emulsions stabilized by chitosan-phytic acid-β-cyclodextrin (CS-PA-CD) nanoparticles. The CS-PA-CD nanoparticles were characterized with FITR, XRD, and TGA to prove its successfully crosslinking, then characterized by DLS system and scanning electron microscopy showing the smallest average particle size was 434.2 ± 2.5 nm and it increased with the ratio of PA-CD to CS increasing. Pickering emulsions stabilized by CS-PA-CD nanoparticles was prepared and it showed the best stability at around pH 6. The particle concentration higher than 1.0% (<i>w</i>/<i>v</i>) and the oil fraction above 0.5% (<i>v</i>/<i>v</i>) could reach the emulsion stability. In addition, the Pickering emulsions were stable at various temperature (30–70 °C) and influenced by the certain change of ionic strength (0–500 mM). These CS-PA-CD Pickering emulsions showed great application in the formation of functional foods and pharmaceutical industries.https://www.mdpi.com/2304-8158/11/3/450chitosan/cyclodextrinnanoparticlesPickering emulsionsrheological propertiesstabilityphytic acid
spellingShingle Jiaxin Lu
Xiaojing Li
Chao Qiu
David Julian McClements
Aiquan Jiao
Jinpeng Wang
Zhengyu Jin
Preparation and Characterization of Food-Grade Pickering Emulsions Stabilized with Chitosan-Phytic Acid-Cyclodextrin Nanoparticles
Foods
chitosan/cyclodextrin
nanoparticles
Pickering emulsions
rheological properties
stability
phytic acid
title Preparation and Characterization of Food-Grade Pickering Emulsions Stabilized with Chitosan-Phytic Acid-Cyclodextrin Nanoparticles
title_full Preparation and Characterization of Food-Grade Pickering Emulsions Stabilized with Chitosan-Phytic Acid-Cyclodextrin Nanoparticles
title_fullStr Preparation and Characterization of Food-Grade Pickering Emulsions Stabilized with Chitosan-Phytic Acid-Cyclodextrin Nanoparticles
title_full_unstemmed Preparation and Characterization of Food-Grade Pickering Emulsions Stabilized with Chitosan-Phytic Acid-Cyclodextrin Nanoparticles
title_short Preparation and Characterization of Food-Grade Pickering Emulsions Stabilized with Chitosan-Phytic Acid-Cyclodextrin Nanoparticles
title_sort preparation and characterization of food grade pickering emulsions stabilized with chitosan phytic acid cyclodextrin nanoparticles
topic chitosan/cyclodextrin
nanoparticles
Pickering emulsions
rheological properties
stability
phytic acid
url https://www.mdpi.com/2304-8158/11/3/450
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