9
Table 6. Fat Content of Elemental, Semi-Elemental, and Low-Fat
Enteral Formulas
Formula
Calories/
mL
g Fat/
liter
%
MCT*
mL/1000
kcal
g fat/
1000
kcal
g fat/
2000
kcal
Isosource High
Nitrogen
1.2 40 20 1000 32 64
Osmolite 1.2 1.2 39 20 833 32 64
Osmolite 1.5 1.5 49 19 666 32 64
Mixed Formulas (1:1 mix)
Promote/
Vivonex RTF
1.0 19 26 1000 19 38
Peptamen 1.5/
Vivonex RTF
1.25 34 66 800 27 54
Perative/
Promote
1.15 32 31 869 28 55
Vital HP/
Vivonex RTF
1.0 17 45 1000 17 35
Osmolite 1.5/
Vivonex RTF
1.25 30 30 800 24 48
Table 7. Pancreatic Lipase Dosing for Adults Based on Dietary Fat
Content
Lipase Dosing Comments
500–4000 lipase units/g
dietary fat infused
• For suspected or mild pancreatic insufficiency, start
with 500 lipase units/g fat. If clinical response is not
sufficient, increase weekly by 500 lipase units/g fat
until response is satisfactory.
• For known moderate to severe pancreatic
insufficiency, start with 2000 lipase units/g fat.
• If patient is receiving what should be adequate
enzymes and is not responding, see pancreatic enzyme
replacement tips and trouble-shooting (Table 12).
