Acceptability, Gastrointestinal Tolerance, Compliance and Palatability Study.

Inclusion Criteria: * Patients from 1-15 years requiring 1 or more oral nutritional supplement to replace current oral nutritional supplement as part of their dietary management for disease related malnutrition. * Patients well-established and stable on current nutritional support regimen. * Willingly given, written, informed consent from patient/caregiver. Exclusion Criteria: * Unsafe swallow * Inability to comply with the study protocol, in the opinion of the investigator. * Under 1 years of age * Patients on total parenteral nutrition * Known food allergies, including any allergies to the ingredients * Patients with Chronic Kidney Disease (CKD) stage 3b (G3b), stage 4 (G4), stage 5 (G5) or hepatic impairment. * Participation in another interventional study within 2 weeks of this study. * Patients with known or suspected ileus or mechanical bowel obstruction