UDC 66

PREBIOTIC CONCENTRATE BASED ON DAIRY MOLASSES Prebiotic Concentrate Based on Dairy Molasses

Published in Dairy industry · Issue 6 · Pages 57–61 · Rubric: Research Article
DOI: https://doi.org/10.21603/1019-8946-2025-6-62
Received: 15.09.2025 Accepted: 20.11.2025 Published: 12.12.2025 Language of publication: RUS
Dairy molasses is the main by-product of high-quality lactose production. It is rich in lactose, minerals, and non-protein nitrogenous substances. Advanced dairy molasses processing includes the production of concentrate powders fortified with lactulose, e.g., lactose prebiotics. Dairy molasses can be a raw material for prebiotic concentrates in foods and feeds. The article introduces a new technology that relies on the alkaline isomerization of lactose into lactulose. It provides kinetic patterns of lactose-to-lactulose isomerization in refined molasses. The carbohydrate composition of isomerized dairy molasses was studied by the method of high-performance liquid chromatography and resulted in a block diagram for the production of prebiotic concentrate from refined dairy molasses. The research confirmed the expediency of dairy molasses as a source of prebiotic concentrate powders to be used in functional foods and feed products.
dairy molasses, lactose, alkaline isomerization, lactulose, prebiotic concentrate
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