Protein Requirements for Adults
Based on Body Weight (per kilogram)
Normal nutrition, 19-50 years old
Normal nutrition, >50 years old
Pregnancy and lactation
Critically ill or injured
COPD, if malnourished
Renal failure, nondialyzed
Renal failure, hemodialyzed
Renal failure, peritoneal dialyzed
COPD=chronic obstructive pulmonary disease, g=gram, kg=kilogram
*Many experts believe that the dietary reference intake (DRI) guidelines for those >50 years of age should increase to 1 g/kg body weight.
References and recommended readings
Chernoff R, ed. Geriatric Nutrition: The Health Professionals Handbook. 3rd ed. Sudberry MA: Jones and Bartlett Publishers; 2006.
Committee on Dietary Reference Intakes. Dietary Reference Intakes for Energy, Carbohydrate, Fiber, Fat, Fatty Acids, Cholesterol, Protein, and Amino Acids. Washington, DC: National Academies Press; 2005.
Mahan KL, Escott-Stump S. Krause’s Food, Nutrition, & Diet Therapy. 12th ed. Philadelphia, PA: WB Saunders Co; 2008.
Piland C, Adams S, eds. Pocket Resource for Nutrition Assessment. Consultant Dietitians in Health Care Communities, American Dietetic Association; 2009.
Review Date 11/10