Generally, lactobacilli are very good for gut health. They produce lactic acid, which may prevent harmful bacteria from colonizing the intestines. They also ensure the lining of the intestines stays intact ( 50 ). L.

Can Lactobacillus be harmful?

Lactobacillus is LIKELY SAFE when taken by mouth appropriately. Side effects are usually mild and most often include intestinal gas or bloating.

Is Lactobacillus a good bacteria?

Lactobacillus species are probiotics ("good" bacteria) normally found in human digestive and urinary tracts. They can be consumed for diarrhea and "gut health." "Good" bacteria such as Lactobacillus can help the body break down food, absorb nutrients, and fight off "bad" organisms that might cause diseases.