The "vegetable" for pigs is a high-purity active bacterial feed. The concept it advocates is to eat bacteria with bacteria and feed them without antibiotics throughout the process. I heard that it is good for sows with constipation, low milk supply, anorexia, and piglets with yellowish and white diarrhea.
In fact, the "vegetable" for pigs is just a nickname. It is one of the Keyida series of "vegetable" feeds for livestock and poultry. It is a newly developed project in recent years. It seems What is the research result of the National Eleventh Five-Year Science and Technology Research Project?
For specific information, you can search on Baidu, go to their website to find out more, and just enter "Keyda Pig's Dishes".