用螺旋丰富的水果和蔬菜汁的开发:营养增强,抗氧化潜力和感官挑战
Biljana Cvetković1, Miona Belović1, Lato Pezo2
1Institute of Food Technology, University of Novi Sad, Bulevar cara Lazara 1, 21000 Novi Sad, Serbia.
Foods (Basel, Switzerland)
|October 29, 2025
概括
螺旋藻增强了酸和番茄汁的蛋白质和抗氧化剂. 然而,像off-notes这样的感官挑战可能会限制消费者对这些功能性饮料的接受.
科学领域:
- 食品科学 食品科学 食品科学
- 营养生物化学 营养生物化学
- 微藻生物技术 微藻生物技术
背景情况:
- 螺旋藻 (Arthrospira platensis) 是一种富含蛋白质和抗氧化剂的营养密集的微藻.
- 感官接受是将螺旋藻加入饮料中的关键限制.
- 水果和蔬菜汁提供了一个潜在的螺旋藻缩矩阵.
研究的目的:
- 为了评估含有螺旋藻的酸和番茄汁的营养和物理化学变化.
- 评估螺旋藻添加对抗氧化活性和颜色的影响.
- 分析感官属性并确定消费者接受的挑战.
主要方法:
- 四种果汁 (果,酸桃,番茄,菜) 用0.8%和1.6% (w/w) 的蓝色和绿色螺旋藻进行了测试.
- 选择的果汁 (酸桃,西红) 经过了详细的营养分析 (蛋白质,脂肪,能量) 和抗氧化能力评估 (DPPH IC50).
- 进行了色彩分析 (a*值) 和感官评估 (PCA,GPA),并使用ANOVA和Tukey的HSD测试进行了统计分析.
主要成果:
- 螺旋藻丰富显著增加了酸和番茄汁中的蛋白质,脂肪和能量含量.
- 抗氧化活性明显改善,由降低的DPPH IC50值表明.
- 颜色转向蓝色色调,统计分析揭示了产品特异性差异,感官偏差被认为是一个挑战.
结论:
- 富含螺旋的酸桃和番茄汁代表了营养增强的功能饮料.
- 添加螺旋藻对营养特征和抗氧化能力产生积极影响.
- 解决感官偏差是成功商业化螺旋增强果汁的关键.
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