Microemulsion-based anthocyanin systems: effect of surfactants, cosurfactants, and its stability

Anthocyanins exhibit natural antioxidants but exhibit poor stability and low oil solubility. Therefore, increasing the stability and fat solubility of anthocyanins is necessary to broaden their applications. In our experiment, an anthocyanin microemulsion system was constructed and its stability was...

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Main Authors: Jian Chen, Xin-hui Ma, Guang-long Yao, Wen-ting Zhang, Ying Zhao
Format: Article
Language:English
Published: Taylor & Francis Group 2018-01-01
Series:International Journal of Food Properties
Subjects:
Online Access:http://dx.doi.org/10.1080/10942912.2018.1485032
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author Jian Chen
Xin-hui Ma
Guang-long Yao
Wen-ting Zhang
Ying Zhao
author_facet Jian Chen
Xin-hui Ma
Guang-long Yao
Wen-ting Zhang
Ying Zhao
author_sort Jian Chen
collection DOAJ
description Anthocyanins exhibit natural antioxidants but exhibit poor stability and low oil solubility. Therefore, increasing the stability and fat solubility of anthocyanins is necessary to broaden their applications. In our experiment, an anthocyanin microemulsion system was constructed and its stability was investigated. At an oil phase and emulsifier ratio of 7:3, the hydrophilic oil-wet value reached 7.5 and the Km was 2:1. Furthermore, the microemulsion area was the largest. The bicontinuous region of the microemulsion exhibited optimal experimental conditions and resulted in a microemulsion containing 425.54 ± 1.58 μg/g anthocyanins. The anthocyanin microemulsion was a water-in-oil type, with a particle size of 0.07 ± 0.009 μm. Moreover, the temperature, light, and sample observation tests showed that the anthocyanin retention rate in the microemulsion was higher than that in the anthocyanin solution. Low-concentration NaCl and less than 9% of glucose and sucrose exerted no significant influence on the anthocyanin microemulsion stability.
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spelling doaj.art-81d512fbc12c4666ada3f16cab3e1e032022-12-22T03:34:23ZengTaylor & Francis GroupInternational Journal of Food Properties1094-29121532-23862018-01-012111152116510.1080/10942912.2018.14850321485032Microemulsion-based anthocyanin systems: effect of surfactants, cosurfactants, and its stabilityJian Chen0Xin-hui Ma1Guang-long Yao2Wen-ting Zhang3Ying Zhao4Hainan UniversityHainan UniversityHainan UniversityHainan UniversityHainan UniversityAnthocyanins exhibit natural antioxidants but exhibit poor stability and low oil solubility. Therefore, increasing the stability and fat solubility of anthocyanins is necessary to broaden their applications. In our experiment, an anthocyanin microemulsion system was constructed and its stability was investigated. At an oil phase and emulsifier ratio of 7:3, the hydrophilic oil-wet value reached 7.5 and the Km was 2:1. Furthermore, the microemulsion area was the largest. The bicontinuous region of the microemulsion exhibited optimal experimental conditions and resulted in a microemulsion containing 425.54 ± 1.58 μg/g anthocyanins. The anthocyanin microemulsion was a water-in-oil type, with a particle size of 0.07 ± 0.009 μm. Moreover, the temperature, light, and sample observation tests showed that the anthocyanin retention rate in the microemulsion was higher than that in the anthocyanin solution. Low-concentration NaCl and less than 9% of glucose and sucrose exerted no significant influence on the anthocyanin microemulsion stability.http://dx.doi.org/10.1080/10942912.2018.1485032AnthocyaninsMicroemulsionPseudo-ternary phase diagramStability
spellingShingle Jian Chen
Xin-hui Ma
Guang-long Yao
Wen-ting Zhang
Ying Zhao
Microemulsion-based anthocyanin systems: effect of surfactants, cosurfactants, and its stability
International Journal of Food Properties
Anthocyanins
Microemulsion
Pseudo-ternary phase diagram
Stability
title Microemulsion-based anthocyanin systems: effect of surfactants, cosurfactants, and its stability
title_full Microemulsion-based anthocyanin systems: effect of surfactants, cosurfactants, and its stability
title_fullStr Microemulsion-based anthocyanin systems: effect of surfactants, cosurfactants, and its stability
title_full_unstemmed Microemulsion-based anthocyanin systems: effect of surfactants, cosurfactants, and its stability
title_short Microemulsion-based anthocyanin systems: effect of surfactants, cosurfactants, and its stability
title_sort microemulsion based anthocyanin systems effect of surfactants cosurfactants and its stability
topic Anthocyanins
Microemulsion
Pseudo-ternary phase diagram
Stability
url http://dx.doi.org/10.1080/10942912.2018.1485032
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