从不同类型的动物牛奶中比较的营养价值和生物活性
Chiara La Torre1, Paolino Caputo2, Erika Cione1
1Department of Pharmacy, Health and Nutrition Sciences, University of Calabria, Via Alberto Savinio, 87036 Arcavacata di Rende, Cosenza, Italy.
Molecules (Basel, Switzerland)
|June 19, 2024
概括
乳酪发酵增强了牛奶的营养价值,在不同牛奶类型中具有不同的好处. 牛奶和绵羊奶酒显示出优越的脂肪酸概况和抗氧化活性,突出的是酒.
科学领域:
- 食品科学与技术 食品科学与技术
- 微生物学 微生物学
- 营养科学 营养科学
背景情况:
- 发酵乳制品,特别是,因其健康益处而受到越来越多的关注.
- 克菲尔是使用克菲尔粒,一种共生培养的细菌和酵母生产的.
- 根据使用的牛奶来源,的营养和生物特征可能会有很大差异.
研究的目的:
- 评估和比较不同类型的牛奶 (牛,水牛,驼,驴,山羊,羊) 对的营养和生物特性的影响.
- 分析发酵后糖分,蛋白质和含量,脂肪酸成分和抗氧化活性的变化.
主要方法:
- 凯菲尔是用六种不同类型的牛奶中的凯菲尔粒制备的.
- 分析包括糖分,蛋白质和含量的确定.
- 分析了脂肪酸成分,包括合利诺基酸 (CLA).
- 使用ABTS和FRAP试验评估了抗氧化活性.
主要成果:
- 发酵牛奶,水牛奶,驴奶和绵羊奶的蛋白质含量增加.
- 除水牛以外的发酵牛奶显示和和不和脂质度有所改善.
- 牛奶和绵羊奶的乳酪含有最多的有益脂肪酸,包括油脂酸,烯酸和联烯酸 (C18:2).
- 所有的kefir样本都显示出增强的抗氧化能力,山羊奶的kefir显示出最高的活性.
- 牛奶酒含有最高的总醇含量,但抗氧化活性与醇含量无关.
结论:
- 开谷中的微生物利用不同类型的牛奶中的营养素,效率各不相同.
- 乳酪发酵显著改变了牛奶的成分,提供了潜在的健康优势.
- 牛奶的选择显著影响了末的最终营养和抗氧化特性,牛奶和羊奶是特别有前途的来源.
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