Promote with Fiber Ready To Hang 1 Liter Institutional 1,000 calories per bottle. Promote with fiber is a complete, balanced, very-high-protein, and fiber-fortified formula for patients who need a higher proportion of calories from protein. It is ideal for patients with low caloric and/or wound-healing needs and those at risk for protein-energy malnutrition or pressure ulcers. For tube or oral feeding. For supplemental or sole-source nutrition. Use under medical supervision