Protein
Enteral formulas are classified by the type of protein they contain. Standard formulas, also known as polymeric or intact formulas, are made from whole proteins found in foods (e.g., milk, meat, eggs) or protein isolates .Because they contain complex molecules of protein, carbohydrate, and fat, standard formulas are intended for patients who have normal digestive and absorptive capacity. Routine standard formulas contain 10% to 25% of total calories from protein or 34 to 43 g protein/L.
Variations of standard formulas include formulas that are high in protein, high in calories, and fiber enriched as well as disease-specific formulas designed for patients with diabetes, immune system dysfunction, renal failure, or respiratory Volume Needed to Meet 100% RDI*
The other category of formulas is hydrolyzed or elemental protein formulas (T able 15.6). Completely hydrolyzed formulas contain only free amino acids as their source of protein; partially hydrolyzed formulas contain proteins that are broken down into small peptides and free amino acids. Other nutrients in hydrolyzed formulas are also in simple