How helpful was this post? Click a star to charge (you can leave penned suggestions following clicking post) Lactobacillus acidophilus. Probably the most popular probiotics, this strain is found in lots of fermented foods including yogurt. The results of Lactobacillus acidophilus Dependable Source PubMed Central Archive of biomedical and lifestyle https://www.amazon.com/Healthy-Treatz-Probiotic-Chews-Dogs/dp/B07VCGNM6X