作为果冷干燥水果棒的好添加剂的拉斯伯里汁:生物特性和感官评估
Urszula Szymanowska1, Monika Karaś1, Anna Jakubczyk1
1Department of Biochemistry and Food Chemistry, University of Life Sciences, 8 Skromna Str., 20-704 Lublin, Poland.
Molecules (Basel, Switzerland)
|December 17, 2024
概括
在果棒中添加拉斯伯里果汁可以增加醇含量,并增强抗氧化,抗炎和抗癌的特性. 在模拟消化后,BP30变体显示了最佳的感官质量和健康益处.
科学领域:
- 食品科学与技术 食品科学与技术
- 营养生物化学 营养生物化学
- 药理学 药理学是指药理学的学科.
背景情况:
- 果汁是水果加工的副产品,富含生物活性化合物.
- 将水果果汁加入食品中可以增强其营养价值和生物特性.
- 果和树条提供了一个方便的矩阵,可以提供促进健康的植物化学物质.
研究的目的:
- 为了研究拉斯伯里果汁添加剂对冷干燥果条的醇特征和生物活性的影响.
- 评估模拟消化后的化合物的生物可访问性及其相关的健康益处.
- 为了确定拉斯伯里的最佳比例,以提高感官质量和健康益处.
主要方法:
- 果棒配制了不同百分比的 (5-50%) 树果汁,取代了果泥.
- 使用乙醇和缓冲溶液提取化合物,并通过模拟消化评估其生物可访问性.
- 评估了生物活性,包括抗氧化能力,氧化酶 (LOX) 和循环氧化酶-2 (COX-2) 的抑制,血管酶转化酶 (ACE) 的抑制,以及对癌细胞系 (AGS和HT-29) 的抗增殖作用.
主要成果:
- 消化后的聚醇总含量最高,B50样本显示904.26 ±23.5毫克/100克.
- 拉拉基酸度随着拉斯伯里果汁的添加而增加,而酸则下降.
- 消化提取物表现出最高的抗氧化和抗炎活性,基质中和率从3.63 ± 0.26 mM TE/100 g (BC) 增加到5.58 ± 0.22 mM TE/100 g (BP50).
- 抗高血压 (ACE抑制) 和抗增殖效应显著,特别是在针对HT-29细胞的BP50消化样本中 (EC50 = 0.026 ± 0.006 mg/mL).
结论:
- 拉斯伯里果汁的丰富显著提高了果条的醇含量和生物活性.
- 该BP30条变体表现出感官属性 (得分4.45) 和健康益处的最佳平衡,使其成为一个有前途的功能性食品.
- 将拉斯伯里果汁添加到水果棒中是一种可行的策略,可以利用副产品并开发促进健康的食品.
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