Texture and sensory characterization of functional yogurt supplemented with flaxseed during cold storage

Autor: Malihe Mousavi, Mehdi Taheri, Aliasghar Vahidinia, Ali Heshmati, Amir Daraei Garmakhany
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: Food Science & Nutrition
Food Science & Nutrition, 7(3):907-917
ISSN: 2048-7177
Popis: In this study, flaxseed was used as a functional ingredient in yogurt formulations. The goal of this study was to produce prebiotic yogurt supplemented with flaxseed and investigation of its texture and sensory properties. Yogurt samples containing 0–4 flaxseed was produced and stored at refrigerator (4–5°C) for 28 days. Textural properties were determined by texture analysis, and sensory characteristics were assessed by 26 trained panelists. Addition of flaxseed to yogurt samples increased the hardness, gumminess, chewiness, cohesiveness, and springiness values in produced yogurt samples. However, adhesiveness level was reduced in a sample enriched with flaxseed. By increasing flaxseed concentration, the color of samples was significantly different than the control sample; L* value was diminished and a* and b* value increased. Sensory scores including taste and mouthfeel, appearance, and overall acceptance showed reduction trend in samples containing a high level of flaxseed. In general, results showed that the addition of 2.63 flaxseed into yogurt samples lead to produce functional food with satisfactory texture, sensory characteristics that sustained these properties until 17.17 days after cold storage. © 2019 The Authors. Food Science & Nutrition published by Wiley Periodicals, Inc.
Databáze: OpenAIRE
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