9 Ways Lactobacillus Acidophilus Can Benefit Your Health Probiotics are becoming popular food supplements. Interestingly, each probiotic can have different effects on your body. Lactobacillus acidophilus is one of the most common types of probiotics and can be found in fermented foods, yogurt and supplements. What Is Lactobacillus Acidophilus? Lactobacillus acidophilus is a type of bacteria found in your intestines. It’s …