Protein: Appetite Control & Weight Management Heather J. Leidy, PhD Associate Professor CTSI Clinical Research Center Director Dept. of Nutrition Science Purdue University Disclosures AFFILIATION/FINANCIAL INTERESTS CORPORATE ORGANIZATION Grants/Research Support: The Beef Checkoff Scientific Advisory Board/Consultant: Egg Nutrition Center Kellogg Milk PEP Medical Advisory Whey Protein Advisory Panel Leprino Foods Sabra Speakers Bureau: National Cattlemen’s Beef Association National Dairy Council Assembling the Pieces Proposed Benefits • Improve: - Weight Management - Fitness/Performance Higher • Reduce risk of: Protein Diets - Sarcopenia - Type 2 Diabetes - Cardiovascular Disease - Obesity See Review: Leidy HJ et al.; AJCN; Epub; 2015; Apr 29; ajcn084038 - Metabolic Syndrome Assembling the Pieces Proposed Benefits • Improve: - Weight Management Reduced Intake - Fitness/Performance Higher Weight Fat • Reduce risk of: Protein Loss Loss Diets - Sarcopenia - Type 2 Diabetes Lean - Cardiovascular Disease Mass Retention - Obesity See Review: Leidy HJ et al.; AJCN; Epub; 2015; Apr 29; ajcn084038 - Metabolic Syndrome Higher Protein Diets Promote Weight Management * * * * * Modified from: Wycherley TP, 2012; AJCN; 96: 1281-98; Clifton, PM, 2014; NMCD; 24: 224-235 Higher Protein Diets Promote Weight Management * * Modified from: Larsen TM, (2010); NEJM; 363: 2102-2113; DamsgaardCT (2013); JN; 143(6): 810-817;Aller EE, et al; IJO; 38(12); 1511-1517; 2014 Higher Protein Diets & Energy Intake Free-living, Ad Libitum Feeding Trial Systematic Review of Acute Studies 30% protein diet with ad libitum energy Modified from: Weigleet al. 2005 Am J Clin Nutr; 41-48; Leidy HJ et al.; AJCN; 2015 suppl. Higher Protein Diets & Energy Intake Free-living, ‘Semi’ Ad Libitum Feeding Trial (set protein amount + CHO & fats ad libitum) Standard (15%, 15 g/meal) vs. Higher Protein Diets (25%, 30g/meal) Breakfast Unpublished data Higher Protein Diets & Energy Intake Free-living, ‘Semi’ Ad Libitum Feeding Trial (set protein amount + CHO & fats ad libitum) Standard (15%, 15 g/meal) vs. Higher Protein Diets (25%, 30g/meal) * Unpublished data Assembling the Pieces Proposed Benefits • Improve: Reduced Intake - Weight Management ? - Fitness/Performance Higher Weight Fat • Reduce risk of: Protein Loss Loss Diets - Sarcopenia - Type 2 Diabetes Lean Protein - Cardiovascular Disease Mass Synthesis Retention - Obesity - Metabolic Syndrome See Review: Leidy HJ et al.; AJCN; Epub; 2015; Apr 29; ajcn084038