Dairy Foods in a Moderate Energy Restricted Diet Do Not Enhance Central Fat, Weight, and Intra-Abdominal Adipose Tissue Losses nor Reduce Adipocyte Size or Inflammatory Markers in Overweight and Obese Adults: A Controlled Feeding Study

Background. Research on dairy foods to enhance weight and fat loss when incorporated into a modest weight loss diet has had mixed results. Objective. A 15-week controlled feeding study to determine if dairy foods enhance central fat and weight loss when incorporated in a modest energy restricted die...

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Main Authors: Marta D. Van Loan, Nancy L. Keim, Sean H. Adams, Elaine Souza, Leslie R. Woodhouse, Anthony Thomas, Megan Witbracht, Erik R. Gertz, Brian Piccolo, Andrew A. Bremer, Michael Spurlock
Format: Article
Language:English
Published: Wiley 2011-01-01
Series:Journal of Obesity
Online Access:http://dx.doi.org/10.1155/2011/989657
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author Marta D. Van Loan
Nancy L. Keim
Sean H. Adams
Elaine Souza
Leslie R. Woodhouse
Anthony Thomas
Megan Witbracht
Erik R. Gertz
Brian Piccolo
Andrew A. Bremer
Michael Spurlock
author_facet Marta D. Van Loan
Nancy L. Keim
Sean H. Adams
Elaine Souza
Leslie R. Woodhouse
Anthony Thomas
Megan Witbracht
Erik R. Gertz
Brian Piccolo
Andrew A. Bremer
Michael Spurlock
author_sort Marta D. Van Loan
collection DOAJ
description Background. Research on dairy foods to enhance weight and fat loss when incorporated into a modest weight loss diet has had mixed results. Objective. A 15-week controlled feeding study to determine if dairy foods enhance central fat and weight loss when incorporated in a modest energy restricted diet of overweight and obese adults. Design. A 3-week run-in to establish energy needs; a 12-week 500 kcal/d energy reduction with 71 low-dairy-consuming overweight and obese adults randomly assigned to diets: ≤1 serving dairy/d (low dairy, LD) or ≤4 servings dairy/d (adequate dairy, AD). All foods were weighed and provided by the metabolic kitchen. Weight, fat, intra-abdominal adipose tissue (IAAT), subcutaneous adipose tissue (SAT) macrophage number, SAT inflammatory gene expression, and circulating cytokines were measured. Results. No diet differences were observed in weight, fat, or IAAT loss; nor SAT mRNA expression of inflammation, circulating cytokines, fasting lipids, glucose, or insulin. There was a significant increase (P=0.02) in serum 25-hydroxyvitamin D in the AD group. Conclusion. Whether increased dairy intake during weight loss results in greater weight and fat loss for individuals with metabolic syndrome deserves investigation. Assessment of appetite, hunger, and satiety with followup on weight regain should be considered.
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spelling doaj-art-cbaa8678c42c4434827b360a6ff989a92025-02-03T07:25:14ZengWileyJournal of Obesity2090-07082090-07162011-01-01201110.1155/2011/989657989657Dairy Foods in a Moderate Energy Restricted Diet Do Not Enhance Central Fat, Weight, and Intra-Abdominal Adipose Tissue Losses nor Reduce Adipocyte Size or Inflammatory Markers in Overweight and Obese Adults: A Controlled Feeding StudyMarta D. Van Loan0Nancy L. Keim1Sean H. Adams2Elaine Souza3Leslie R. Woodhouse4Anthony Thomas5Megan Witbracht6Erik R. Gertz7Brian Piccolo8Andrew A. Bremer9Michael Spurlock10Obesity & Metabolism Research Unit, Western Human Nutrition Research Center, USDA, ARS, 430 West Health Science Drive, Davis, CA 95616, USAObesity & Metabolism Research Unit, Western Human Nutrition Research Center, USDA, ARS, 430 West Health Science Drive, Davis, CA 95616, USAObesity & Metabolism Research Unit, Western Human Nutrition Research Center, USDA, ARS, 430 West Health Science Drive, Davis, CA 95616, USADepartment of Nutrition, University of California, Davis, CA 95616, USAObesity & Metabolism Research Unit, Western Human Nutrition Research Center, USDA, ARS, 430 West Health Science Drive, Davis, CA 95616, USADepartment of Nutrition, University of California, Davis, CA 95616, USADepartment of Nutrition, University of California, Davis, CA 95616, USAObesity & Metabolism Research Unit, Western Human Nutrition Research Center, USDA, ARS, 430 West Health Science Drive, Davis, CA 95616, USADepartment of Nutrition, University of California, Davis, CA 95616, USAPediatric Division, Vanderbilt Children's Hospital, Nashville, TN 37232-9170, USADepartment of Food Science and Human Nutrition, Iowa State University, Ames, IA 50011-1120, USABackground. Research on dairy foods to enhance weight and fat loss when incorporated into a modest weight loss diet has had mixed results. Objective. A 15-week controlled feeding study to determine if dairy foods enhance central fat and weight loss when incorporated in a modest energy restricted diet of overweight and obese adults. Design. A 3-week run-in to establish energy needs; a 12-week 500 kcal/d energy reduction with 71 low-dairy-consuming overweight and obese adults randomly assigned to diets: ≤1 serving dairy/d (low dairy, LD) or ≤4 servings dairy/d (adequate dairy, AD). All foods were weighed and provided by the metabolic kitchen. Weight, fat, intra-abdominal adipose tissue (IAAT), subcutaneous adipose tissue (SAT) macrophage number, SAT inflammatory gene expression, and circulating cytokines were measured. Results. No diet differences were observed in weight, fat, or IAAT loss; nor SAT mRNA expression of inflammation, circulating cytokines, fasting lipids, glucose, or insulin. There was a significant increase (P=0.02) in serum 25-hydroxyvitamin D in the AD group. Conclusion. Whether increased dairy intake during weight loss results in greater weight and fat loss for individuals with metabolic syndrome deserves investigation. Assessment of appetite, hunger, and satiety with followup on weight regain should be considered.http://dx.doi.org/10.1155/2011/989657
spellingShingle Marta D. Van Loan
Nancy L. Keim
Sean H. Adams
Elaine Souza
Leslie R. Woodhouse
Anthony Thomas
Megan Witbracht
Erik R. Gertz
Brian Piccolo
Andrew A. Bremer
Michael Spurlock
Dairy Foods in a Moderate Energy Restricted Diet Do Not Enhance Central Fat, Weight, and Intra-Abdominal Adipose Tissue Losses nor Reduce Adipocyte Size or Inflammatory Markers in Overweight and Obese Adults: A Controlled Feeding Study
Journal of Obesity
title Dairy Foods in a Moderate Energy Restricted Diet Do Not Enhance Central Fat, Weight, and Intra-Abdominal Adipose Tissue Losses nor Reduce Adipocyte Size or Inflammatory Markers in Overweight and Obese Adults: A Controlled Feeding Study
title_full Dairy Foods in a Moderate Energy Restricted Diet Do Not Enhance Central Fat, Weight, and Intra-Abdominal Adipose Tissue Losses nor Reduce Adipocyte Size or Inflammatory Markers in Overweight and Obese Adults: A Controlled Feeding Study
title_fullStr Dairy Foods in a Moderate Energy Restricted Diet Do Not Enhance Central Fat, Weight, and Intra-Abdominal Adipose Tissue Losses nor Reduce Adipocyte Size or Inflammatory Markers in Overweight and Obese Adults: A Controlled Feeding Study
title_full_unstemmed Dairy Foods in a Moderate Energy Restricted Diet Do Not Enhance Central Fat, Weight, and Intra-Abdominal Adipose Tissue Losses nor Reduce Adipocyte Size or Inflammatory Markers in Overweight and Obese Adults: A Controlled Feeding Study
title_short Dairy Foods in a Moderate Energy Restricted Diet Do Not Enhance Central Fat, Weight, and Intra-Abdominal Adipose Tissue Losses nor Reduce Adipocyte Size or Inflammatory Markers in Overweight and Obese Adults: A Controlled Feeding Study
title_sort dairy foods in a moderate energy restricted diet do not enhance central fat weight and intra abdominal adipose tissue losses nor reduce adipocyte size or inflammatory markers in overweight and obese adults a controlled feeding study
url http://dx.doi.org/10.1155/2011/989657
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