Probiotics No Help to Young Kids (VIDEO) Washington University in St. Louis This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption A major US study led by Washington University School of Medicine in St. Louis found that a commonly used probiotic is not effective in improving symptoms of diarrhea and vomiting in young children with gastroenteritis. Credit Washington University School of Medicine Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.