Especially for those wishing to take natural bacteria during antibiotics, 4 billion live cultures guaranteed per capsule, Extremely well-researched alongside antibiotics, Even safe to take at the same time as antibiotics Ingredients:Filler: potato starch; vegetarian capsule: hydroxypropyl methylcellulose, titanium dioxide; Live cultures: (Lactobacillus rhamnosus Rosell-11, Lactobacillus acidophilus Rosell-52); anticaking agent: magnesium stearate; antioxidant: ascorbic acid. Directions:1 capsule dailyCan be taken at the same time as antibiotics Warnings:It is not recommended to give live cultures to patients who: are severely immunosuppressed, have pancreatitis, are in the Intensive Care Unit, have blood in the stool, have central venous catheters; or to post-surgical patients with open wounds, or infants with short bowel syndrome; unless under a doctor\'s care.