首页|Formulation of a 7,2 ',4 '-trihydroxyflavanone oil-in-water microemulsion using aqua coconut oil: Characterization, stability, and antibrowning effects on fresh apple juice

Formulation of a 7,2 ',4 '-trihydroxyflavanone oil-in-water microemulsion using aqua coconut oil: Characterization, stability, and antibrowning effects on fresh apple juice

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In this study, a food grade water in oil (O/W) microemulsion to improve the solubility and stability of 7,2 ',4 '-trihydroxyflavanone was developed, and its ability to inhibit on the browning of fresh apple juice was also investigated. The results showed that the solubility of 7,2 ',4 '-trihydroxyflavanone in the aqua coconut oil microemulsion was up to 22.380 +/- 0.336 mg/mL, which is approximately a 2000-fold solubility increase compared with that in water (0.011 mg/mL). The results of acceleration and long-term testing indicated thats the selected microemulsions were stable. The addition of V-c into the 7,2 ',4 '-trihydroxyflavanone microemulsion (TME) greatly improved the solubility and stability of 7,2 ',4 '-trihydroxyflavanone. A 0.01% final concentration of TME performed well at inhibiting the browning of fresh apple juice during storage for 24 h at room temperature and for 7 days at 4 degrees C, and the antibrowning effect was further improved when a 0.05% V-c concentration was added in combination with the TME. These results demonstrated that 7,2 ',4 '-trihydroxyflavanone microemulsion holds potential as a new antibrowning agent for fresh apple juice.

72 '4 '-TrihydroxyflavanoneAqua coconut oilO/W microemulsionCharacterizationAntibrowning

Tao, Jing、Zheng, Zong-Ping、Guo, Fengxian、Chen, Jie

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Quanzhou Normal Univ, Coll Oceanol & Food Sci, Fujian Prov Key Lab Dev Bioact Mat Marine Alge, Quanzhou 362000, Fujian, Peoples R China

2018

LWT-Food Science & Technology

LWT-Food Science & Technology

ISSN:0023-6438
年,卷(期):2018.93
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