I bought probiotics because they are a regular probiotic factory in Bulgaria and a Sino-European joint venture. Yogurt starter has qs quality certification. Don't worry if you buy it. Yogurt is very strong and delicious.

Chuan Xiu is a trader. I don't know how the so-called food production date is calculated. I do import and export myself, knowing that it takes a lot of time to import, transport and operate, and it also takes time to repackage. After such a long time, the quality of live bacteria is unknown.