Pediasure Peptide 1.0 Unflavored, 8 fluid ounce (237 mL) ready-to-feed institutional bottle. PEDIASURE PEPTIDE 1.0 Cal is a nutritionally complete, peptide-based formula for the nutritional needs of children 1 to 13 years of age with malabsorption, maldigestion, and other GI conditions. For oral or tube feeding. For supplemental or sole-source nutrition. Use under medical supervision.