Studies on the industrial processing technology of the probiotic with Lactobacillus acidophilus and Bifidobacterium bifidum

The industrial processing technology of the probiotic with Lactobacillus acidophilus and Bifidobacterium bifidum, were discussed in this paper. The fermentation medium and conditions were investigated and optimized, the freeze-drying process of the fermented milk were also designed-after freeze-drying, 109 - 1010cells of the Lactobacillus acidophilus and the Bifidobacterium bifidum keep alive, the active components were also stable under the processing, so the product could be used as the probitic.