As a feed additives, Lactobacillus plantarum has the effect on regulating intestinal flora, escherichia coli, staphylococcus aureus and chickens diarrhoea piglets, to prevent. For making silage low molecular fatty acids, reducing pH, improve the crude protein content, improving palatability.

Generally Lactobacillus plantarum can not used with antibiotic medicines together, otherwise that will reduce the effect, even induce lactobacillus resistant. But Lactobacillus plantarum can be used by mixing with drugs with the bacteriostatic or the sterilization of feed additives.