Looking for some gut-friendly bacteria? Lactobacillus Gasseri from Swanson Health, is a lactic-acid producing bacteria to support a balanced diet. Suitable for vegan and vegetarians, each capsule provides three billion CFU. Looking for some gut-friendly bacteria? Lactobacillus Gasseri from Swanson Health, is a lactic-acid producing bacteria to support a balanced diet. Suitable for vegan and vegetarians, each capsule provides three billion CFU. Role in energy metabolism and fat storage. Acid-resistant and no refrigeration necessary. Suitable for vegans and vegetarians Try our Lactobacillus Gasseri, with 3 billion microorganisms.