一种菌剂及其在常温酸奶制备中的应用

By using a combination of specific bacterial strains and maltodextrin as a carbon source for fermentation, room-temperature live culture yogurt was prepared, solving the problems of unstable live bacteria count and short shelf life, and achieving long-term preservation and health benefits of live culture yogurt at room temperature.

CN116410880BActive Publication Date: 2026-07-17INNER MONGOLIA MENGNIU DAIRY IND (GROUP) CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
INNER MONGOLIA MENGNIU DAIRY IND (GROUP) CO LTD
Filing Date
2021-12-30
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing room-temperature live bacteria yogurt products have a short shelf life at room temperature and unstable live bacteria counts, which affects the product's taste and texture. Furthermore, room-temperature yogurts on the market do not contain live probiotics, making it difficult to meet the needs of cross-regional sales.

Method used

A live-culture yogurt at room temperature is prepared by using a microbial agent composed of a specific ratio of Streptococcus thermophilus, Lactobacillus delbrueckii subsp. bulgaricus, and Bifidobacterium using maltodextrin, combined with maltodextrin as a carbon source, and then adding probiotics after fermentation and sterilization.

Benefits of technology

Under normal temperature conditions, the product maintains a stable number of live bacteria within 90 days, has a good taste and texture, possesses the health benefits of probiotics, and is suitable for long-term storage and sales.

✦ Generated by Eureka AI based on patent content.

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Abstract

本发明涉及发酵乳技术领域,具体公开了一种菌剂及其在常温酸奶制备中的应用。本发明的菌剂含有保藏编号为CGMCC No.3816的嗜热链球菌MN‑001、保藏编号为CGMCC No.3817的嗜热链球菌MN‑002、保藏编号为CGMCC No.3818的德氏乳杆菌保加利亚亚种MN‑003和利用麦芽糊精作为碳源的双歧杆菌。以上述菌剂进行酸奶发酵,后续添加不利用乳糖的益生菌获得的常温活菌乳制品口感佳、风味好、活菌数稳定。
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