Which strains of probiotics are better, and Bifidobacterium lactis bi-07 is better than b- 12?

Who are you going to feed? Only when there is a position can it be comparable. . If you work for infants, these two strains are the same, and they are both allowed to be used by infants by the state. You know, among thousands of plants, only 9 plants are allowed for one * * *, which belongs to four or five foreign enterprises, all of which are the top first-line enterprises in the world. This is a question for scientists to compare the advantages and disadvantages of these nine strains. As a consumer, you may wish to pay attention to the shelf life, the number of live bacteria per day and nine strains. For example, the advantage of DuPont in the United States is that there are many short-listed strains, and AIB is produced by first-line scientific research institutions. The products are mostly star strains that combine these first-line factories. Koherson in Europe is famous in LGG, Morinaga in Japan is famous in M- 16V, and so on.