It is a designated quasi-drug intestinal preparation containing dried yeast (beer yeast), three types of lactic acid bacteria, and vitamins B₁ and B₂.It improves constipation and soft stools and supports intestinal regulation.How to use:Take the following dosage three times a day after meals.15 years or older: 6 tablets each time.11 years and older to under 15 years: 4 tablets each time.8 years and older to under 11 years: 3 tablets each time.5 years and older to under 8 years: 2 tablets each time.. Ingredient: Bifidobacteria: 40mg, Lactomin (Lactobacillus faecalis): 40mg, Lactomin (Lactobacillus acidophilus): 40mg, Dry yeast: 2025mg, Thiamine nitrate (thiamine nitrate): 1.125mg, Riboflavin (vitamin B2): 2.25mg