06 Jun 2018 --- Eating mangos is more effective in improving gut health than eating a comparable amount of dietary psyllium fiber supplement, suggests a new Texas A & M University pilot study, published in the journal Molecular Nutrition and Food Research. The researchers found that mango, which contains a combination of polyphenols and fiber, was effective in reducing intestinal inflammation and relieving constipation – a chronic digestive condition that affects an estimated 20 percent of Americans.