The long-term objective of this study is to determine if habitual consumption of high-quality protein at breakfast will lead to improved energy metabolism and decreased daily energy intake in normal weight and overweight children. The investigators hypothesize that increasing protein intake at breakfast will improve energy metabolism and reduce energy intake throughout the day in overweight/obese school-aged children. The significance of the study is that improving nutrient intake at breakfast can potentially lead to a future reduction in childhood obesity rates.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
BASIC_SCIENCE
Masking
QUADRUPLE
Enrollment
27
Each participant consumes the breakfast beverage every morning before 10:00 am for 14 days.
Each participant consumes the breakfast beverage every morning before 10:00 am for 14 days.
University of Arkansas
Fayetteville, Arkansas, United States
The effect of breakfast type on energy expenditure four hours postprandial
Energy expenditure will be measured using indirect calorimetry via a TrueMax metabolic cart.
Time frame: Change from baseline to four hours postprandial.
The effect of breakfast type on postprandial appetite
Appetite assessment via visual analog scales
Time frame: Change from baseline to four hours postprandial.
The effect of breakfast type on appetite hormone secretion
Leptin, adiponectin, PYY, and CCK will be measured using ELISA method.
Time frame: Change from baseline to four hours postprandial.
The effect of breakfast type on energy expenditure over 14 days of dietary adaptation.
Whole-body energy expenditure will be measured using doubly-labeled water method
Time frame: Fourteen days
Metabolic health measures
Plasma insulin, glucose, lipids
Time frame: Baseline and day 14 of each intervention
Gut microbiota
Assessment of gut microbiome
Time frame: Baseline and day 14 of each intervention
Proteomic analysis using TMT labeling
Proteomic analysis of baseline samples
Time frame: Fasting levels at baseline
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