一种新的果味益生菌kombucha的化学,微生物和功能特征
Thiago Okagawa Silva1, Giselle Nobre Costa1, Marcos Dos Santos Lima2
1Departamento de Ciência e Tecnologia de Alimentos, Universidade Estadual de Londrina, Londrina, PR, Brasil.
Food research international (Ottawa, Ont.)
|December 6, 2024
概括
将Lacticaseibacillus casei和camu-camu添加到kombucha中,增强了其化学,功能和感官特征,创造了一个潜在的益生菌饮料,其含量和生物可访问性得到了改善. 这种组合也对其微生物多样性产生了积极的影响.
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:
- 康布查,一种发酵茶,以其潜在的健康益处而闻名.
- 结合益生菌培养和功能成分可以进一步增强kombucha的特性.
- 乳酸菌 (Lacticaseibacillus casei) 是一种众所周知的益生菌,而camu-camu富含化合物和维生素C.
研究的目的:
- 调查乳酸菌 (Lacticaseibacillus casei) 和camu-camu肉对康布查的化学,技术,功能和感官特征的影响.
- 为了评估修改后的kombucha的化合物度,生物可访问性和微生物群组成.
- 为了评估L. casei在加工和模拟胃肠道条件中的存活率.
主要方法:
- 康布查是用L. casei和/或camu-camu肉制备的.
- 分析了化学成分 (酸,乙醇,维生素C),含量和挥发性化合物.
- 评估了技术性质 (一致性),功能性质 (抗氧化活性,α-葡萄糖酶抑制) 和感官属性.
- 使用微生物丰富性分析评估了微生物群组成,并确定了L. casei的存活率.
主要成果:
- 添加L.casei改变了挥发性化合物和风味强度,但增加了乳酸和乳杆菌的丰度.
- 加上camu-camu纸增加了酸度和化合物度.
- 结合L.casei和camu-camu导致酸,酸,乙醇,酸,醇和挥发性化合物的水平提高.
- 这种组合还改善了的生物可访问性,一致性,功能性质 (抗氧化剂和抗糖尿病活性) 和感官接受性,同时有利于转移细菌群体.
- 在加工和模拟消化过程中,L. casei表现出强大的生存能力.
结论:
- 同时添加L.casei和camu-camu纸显著改善了kombucha的化学特征,功能属性和感官质量.
- 这种配方产生了一种潜在的益生菌康布查,具有增强的含量,生物可访问性和有益的微生物多样性.
- L.casei在康布恰基质中有效地存活,支持其益生菌潜力.
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