优化了使用响应表面方法的古吉果皮的提取过程,以及其作为酸奶加厚剂的适用性
Lijing Geng1,2, Qianqian Shi1, Wei Zhou3
1College of Food and Health, Jinzhou Medical University, Jinzhou, Liaoning, 121001, China.
Heliyon
|December 17, 2024
概括
这项研究优化了古吉果的培养素提取,达到18.5%的最大产量. 最佳条件包括20:1的水-果比率,pH值2.2和76°C的80分钟,为过剩产能提供解决方案,并促进功能性食品的发展.
科学领域:
- 食品科学与技术 食品科学与技术
- 营养科学 营养科学
- 化学工程是化学工程的重要组成部分.
背景情况:
- 果 (Lycium barbarum) 是一种营养丰富的植物,在中国东北部面临着产能过剩的问题.
- 从古吉果中提取pectin为增值产品开发提供了机会.
- 优化提取工艺对于高效和高产量的pectin生产至关重要.
研究的目的:
- 确定最佳的提取条件,以最大限度地提高古吉果皮的产量.
- 开发一个数学模型,根据关键的提取参数来预测乳产量.
- 在功能性食品中探索古吉果果的潜在应用.
主要方法:
- 为了确定关键的提取参数,进行了单因素实验.
- 使用Box-Behnken实验设计 (BBD) 来建模参数与pectin产量之间的关系.
- 进行了提取水比例,pH值,温度和时间的优化.
主要成果:
- 最佳的提取条件被确定为20:1的水-戈吉比率,pH值2.2 (通过盐酸调整),80分钟的提取时间和76°C的温度.
- 预测和实验验证的最大pectin产量为18.507%±0.275% (P < 0.001).
- 戈吉果皮证明了作为加厚剂的潜力,改善了酸奶的营养和感官特性.
结论:
- 优化的提取过程显著提高了古吉果的培根产量,解决了产能过剩问题.
- 戈吉果皮是健康食品行业,特别是功能性食品的可行的替代来源.
- 这项研究提供了一种可行的方法,用于广泛应用古吉果皮和开发新型食品.
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