The Effect of Oral Nutritional Supplements in Improving the Condition of Children with Diarrhea: A Systematic Review

Despite advances in the understanding of disease pathogenesis and treatment, diarrhea remains the primary cause of death among children around the world. Nutrition plays a significant role in treating diarrheal diseases. Malnourished children who have infectious diarrhea are at great risk of developing prolonged and more severe symptoms. The objective of this study was to review the effects of oral nutritional supplements on children with diarrhea. A systematic search for information was conducted using specific keywords in several databases. The results showed that oral food supplements are effective in reducing the symptoms of diarrhea, and the success rate with some formulations reached 100%. The rate of success and failure of formulas of oral nutritional supplements is dependent on the ingredients and foods used: Supplements high in zinc and fiber, as well as the foods yogurt and lactose-free milk, had the greatest impact on the success rate. Oral nutritional supplements are an effective way to reduce the duration and symptoms of diarrhea and can be used to treat diarrhea.