For oral or tube feeding - an effective alternative for intolerance. Nutrition Information: Tolerex is a nutritionally complete, elemental diet for patients who could benefit from a low residue feeding that permits maximal absorption with minimal digestion. In standard dilution, Tolerex formula provides 1 calorie per ml or 300 calories per packet, distributed as 8.2% protein (as amino acids), 1.3% fat, and 90.5% carbohydrate. Optimum patient tolerance and a higher total input can be achieved by tube feeding continuously or by drinking slowly. Product of USA.