Vivonex Infant Pediatric Formulas – Health Essentials - BoxAbout Vivonex Pediatric Oral Supplement (6 Units) Vivonex Pediatric is a specialized, 100% free amino acid formula indicated for children with severe problems with digestion and absorption It provides nutritional support for children with severely impaired GI function, severe short bowel syndrome, malabsorption syndrome, GI trauma surgery, Crohn's disease, intestinal failure, transition from total parenteral nutrition (TPN), or children with burns 70%