TPN Macronutrient Calculator

Name: TPN Macronutrient Calculator
Creator: Daniel Diaz-Gil, MD
Keywords: TPN, total parenteral nutrition, dextrose, amino acids, lipids, GIR, glucose infusion rate, nutrition, NICU, pediatric

Calculates TPN calories from dextrose, amino acids, and lipids with glucose infusion rate (GIR)

Clinically Verified· 5 tests

For educational and informational purposes only. Verify all results before clinical application.

Weight *

Total Fluid Volume (mL) *

mL/day

Dextrose Concentration (%) *

Amino Acid Concentration (%) *

Lipid Volume (mL)

mL/day

Lipid Concentration

References

Koletzko B, Goulet O, Hunt J, et al. Guidelines on Paediatric Parenteral Nutrition of ESPGHAN and ESPEN. J Pediatr Gastroenterol Nutr. 2005;41 Suppl 2:S1-S87.[DOI]

Reviewed by Daniel Diaz-Gil, MD · Last updated March 2026

Medical disclaimer

This tool is for educational and informational purposes only. It is not a substitute for professional clinical judgment. Always independently verify results before making clinical decisions.

Professional Resources — Tools used by pediatricians for nutritional assessment

Pediatric Nutrition Handbook (AAP)AAP guidelines for pediatric nutrition and feeding~$75via Amazon TPN Calculator Reference CardQuick-reference for pediatric parenteral nutrition calculations~$10via Amazon