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Your one-stop-shop for everything GI
Digestive Nutrition Group provides education, resources, and support to patients, dietitians, gastroenterologists, nurses, pharmacists and more.

Carol Ireton-Jones, PhD, RD:
Expert in nutrition care
With over 40 years of experience, Dr. Carol Ireton-Jones is recognized as an expert in providing caring, comprehensive nutrition care. She balances evidence-based nutrition with practical, sensible applications to meet individual needs.

Her professional contributions have been recognized with prestigious accolades, including the Medallion Award from The Academy of Nutrition and Dietetics, the Texas Distinguished Dietitian Award,and the Lifetime Achievement Award from the Dallas Academy of Nutrition and Dietetics. She remains an active member of severallocal and national nutrition-related organizations.
Dr. Ireton-Jones earned her Ph.D. and Master’s degree in Nutrition from Texas Woman’s University and her undergraduate degree in Nutrition and Dietetics from Texas Tech University, where she also completed her clinical training. She is widely known for developing the Ireton-Jones equations for estimating energy requirements in hospitalized patients—tools used nationally and internationally.
In consultations, Dr. Ireton-Jones works closely with clients by assessing gastrointestinal symptoms, listening attentively, and developing personalized plans. Her practice focuses on managing patients with GI disorders such as IBS, gastroparesis, and IBD, as well as those requiring home parenteral and enteral nutrition.
Beyond her clinical work, Dr. Ireton-Jones teaches graduate and undergraduate nutrition courses at Texas Tech University and Rutgers University. She has lectured extensively across the U.S. and internationally, authored three books, numerous book chapters, and peer-reviewed papers, and received many honors and awards.

Ireton-Jones Energy Equations
(IJEE)
The Ireton-Jones equations for estimating energy requirements in hospitalized patients are widely used nationally and internationally.
Key:
IJEE = kcal/day
A = age (yrs)
W = actual wt(kg)
G = gender (male=1, female=0)
T = trauma
B = burn
O = obesity (if present=1, absent=0)
No additional factor is added for activity or injury
Ventilator-dependent:
2002 version
IJEE(v) = 1784 – 11(A)+ 5(W)+244 (G) + 239(T) + 804(B)
1992 version
