Atrantil has been clinically tested and proven. For those suffering from bloating, Atrantil was proven to be over 80% effective in both double-blind and open-label trials. Atrantil is the only natural, clinically proven product to treat digestive issues where they start in the small bowel. Developed by a Gastroenterologist, Atrantil gets rid of problem gas-producing bacteria that cause bloating and abdominal discomfort with or without constipation or diarrhea. This patented blend of Polyphenols also works as a postbiotic to feed good bacteria and support overall digestive health.