Allergy Research GI Flora is the combination of 4 beneficial Probiotic bacteria. It consists of Lactobacillus acidophilus, L. rhamnosus, L. casei, and Bifidobacterium longum. These beneficial bacteria have been freeze dried to preserve their potency.Suggested Use:As a dietary supplement, 1 to 3 capsules two or three times daily, or as directed by a healthcare practitioner.Amount per serving:Serving Size; 3 capsulesServings per container; 30Ingredients: Lactobacillus casei; 4.8 Billion Lactobacillus rhamnosus; 4.8 Billion Lactobacillus acidophilus; 1.2 Billion Bifodobacterium longum; 1.2 Billion Other ingredients:Hydroxypropyl methylcellulose, FOS, cellulose.To maintain potency, store tightly closed and refrigerated. Short term heat exposure is acceptable.