Clinical trials: Macronutrients
Gastrointestinal Hormones
Impact of Macronutrient Composition of Energy-restricted Diet and Exercise on Body Composition and Appetite Hormones.
The main aim of this study is to investigate the effect of energy-restricted low and high-carbohydrate diet combined with exercise training on appetite regulatory hormones, subjective appetite and energy intake in overweight and…
- Trial name
- NCT06022315
- Testing
- caloric restrction high carbohydrate low fat diet with exercise training program, caloric restrction high fat low carbohydrate diet with exercise training program
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Glasgow
Prediabetic State, Insulin Resistance
Macronutrient Effects on Alzheimer's Disease (MEAL-2)
This study compares the effects of a one-month diet high in saturated fat (SF), glycemic index (GI), and salt (Na+) to a diet low in these nutritional parameters on memory and other cognitive functions, on MRI measures of brain…
- Conditions
- Prediabetic State, Insulin Resistance, Middle Age, Prehypertension
- Trial name
- MEAL-2 (NCT02463084)
- Testing
- Low Diet, High Diet
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Pediatric Obesity
PrOtein and WEight Loss in teenageRs
The aim of the proposed study is to provide important data on weight loss efficacy in overweight and obese adolescents on an isocaloric higher protein diet vs a lower protein diet utilizing the U.S.
- Trial name
- POWER (NCT02079831)
- Testing
- Energy Restriction, Higher protein, Lower Protein
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Sleep, Diet Modification
Diet and Sleep Monitoring
This study will investigate the effect of two dietary patterns on sleep outcomes and measures of reported appetite. Participants will be given two different diets on two separate stays.
- Trial name
- NCT03257137
- Testing
- Diet Quality
- Where
- United States
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- University of Chicago
Appetite and General Nutritional Disorders
Protein Quality on Appetite Control, Reward-driven Eating, & Subsequent Food Intake
To determine whether the consumption of a beef-rich lunch improves appetite control, satiety, and energy intake regulation while reducing food reward and food cravings compared to the consumption of a soy-rich lunch when matched…
- Trial name
- NCT02285907
- Testing
- Macronutrient and Fiber Matched BEEF, Macronutrient and Fiber Matched SOY, Serving Size Matched BEEF
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Obesity, Body Composition
Study of Macronutrients and Heart Disease Risk
The objective of this trial is to examine the long-term effects of a diet low in carbohydrates, as compared to one low in fat, on cardiovascular disease risk factors, including blood pressure (BP), body weight and composition…
- Conditions
- Obesity, Body Composition, Blood Pressure, Cardiovascular Diseases
- Trial name
- MACRO (NCT00609271)
- Testing
- low carbohydrate diet, low fat diet
- Where
- United States
- Volunteers
- 148 people, healthy volunteers welcome
- Sponsor
- Tulane University Health Sciences Center
Healthy
Short-term Regulation of Energy and Macronutrient Balance: Impact of Energy Flux
Aim of the study is to investigate the impact of energy flux (achieved by changes in physical activity) under the conditions of energy balance, caloric restriction and overfeeding in healthy subjects.
- Trial name
- EF (NCT03361566)
- Testing
- physical activity, energy intake
- Where
- Germany
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Hohenheim
Overweight, Eating Behavior
Eating Behavior in Adolescents
This study will explore the eating habits of adolescents and determine if eating behavior is linked to genetics. Healthy adolescents between 13 and 17 years of age may be eligible for this study.
- Conditions
- Overweight, Eating Behavior, Binge Eating
- Trial name
- NCT00631644
- Where
- United States
- Volunteers
- 301 people, healthy volunteers welcome
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Dietary Fats, Carbohydrates
Macronutrients and Postprandial Vascular Function
Vascular function decreases following the intake of a mixed meal in some, but not all studies. Differences in the relative amounts of dietary fat, carbohydrates and protein present in the mixed-meal challenges may have…
- Conditions
- Dietary Fats, Carbohydrates, Proteins, Macronutrients
- Trial name
- NCT03139890
- Testing
- High-fat (HF-LC-LP) milkshake, High-carbohydrate (LF-HC-LP) milkshake, High-protein (LF-LC-HP) milkshake
- Where
- Netherlands
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Metabolic Syndrome
Dairy Macronutrient Effects on the Metabolic Syndrome
The investigators examined the effects of 4-week dietary protein intake in mixed meals at two levels of protein amount on whole body glucose metabolisms in older adults with metabolic syndrome.
- Trial name
- NCT02885935
- Testing
- Recommended protein intake, Elevated protein intake
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Arkansas
Breastmilk, Breastmilk Expression
Comparison of Macronutrient Content of Breast Milk Collected From Mothers Using Three Different Milking Methods
The aim of this study is to compare the macronutrient content of mature milk obtained from mothers using three different methods: hand milking, manual pumping and electric machine.
- Conditions
- Breastmilk, Breastmilk Expression, Breastmilk Collection, Human Milk/Breastfeeding
- Trial name
- NCT07046962
- Testing
- Intervention Type Device: Manual pump expressing breast milk, Intervention Type Device: Hand pumping breast milk, Intervention Type Device: Electric pumping breast milk
- Where
- Turkey (Türkiye)
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Sakarya University
Appetitive Behavior, Gastric Emptying
Macronutrients and Satiety in Older and Younger Adults
This study aims to compare the effect of meals high in protein, fat and carbohydrate but equal in energy and volume on energy intake, perceived appetite and gastric emptying in younger (<40 years) and older (> 65 years) people…
- Trial name
- MACROSAT (NCT04623450)
- Testing
- Smoothie
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Reading
Overweight, Cardiovascular Diseases
Effect of Amount and Type of Dietary Carbohydrates on Risk for Cardiovascular Heart Disease and Diabetes
Cardiovascular disease (CVD) and diabetes are health conditions that are strongly influenced by a person's diet. Although the best diet to prevent CVD and diabetes is uncertain, reducing intake of saturated and transunsaturated…
- Trial name
- NCT00608049
- Testing
- High carbohydrate and low glycemic index (GI) diet, Low carbohydrate and low GI diet, High carbohydrate and high GI diet
- Where
- 2 sites in United States
- Volunteers
- 189 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Healthy, Type 2 Diabetes
Effects of Dipeptidyl Peptidase-4 (DPP-4) Inhibition on Hormonal Responses to Macronutrient Ingestion
The regulation by DPP-4 inhibition after ingested of different individual macronutrients is not known. Therefore, this study examines the influence of ingestion of fat, protein, glucose or mixed meal on the concentrations of…
- Trial name
- NCT00885638
- Testing
- Sitagliptin
- Where
- Sweden
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Lund University
Metabolizable Energy of Walnuts
The Measured Energy Value of Walnuts in the Human Diet
The objective of this study is to measure the energy value of walnuts in the human diet and study molecular mechanisms that may help explain the beneficial health effects of walnuts.
- Trial name
- NCT01832909
- Testing
- Walnut Diet, Control Diet
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- USDA Beltsville Human Nutrition Research Center
Obesity, Overweight
Effect of Calcium/Vitamin D Supplementation on Body Weight and Fat Loss.
The aim of this study was to assess the effect of calcium/vitamin D supplementation (Caltrate 600 +D®) on body weight loss during a weight-reducing program
- Trial name
- NCT00353054
- Testing
- Caltrate® 600 + D, Weight loss intervention
- Where
- Canada
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Laval University
Healthy
Impact of Protein Content of Ultraprocessed Foods on the Regulation of Energy Balance
Aim of the study is to investigate the effects of high-protein, ultraprocessed foods on the regulation of energy balance in a metabolic chamber.
- Trial name
- NCT05337007
- Testing
- high protein diet, moderate protein diet
- Where
- Germany
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Kiel
Insulin Resistance, Type 2 Diabetes
The Influence of Overfeeding Different Macronutrients on Whole-body Insulin Sensitivity
This study will investigate the effect of high-carbohydrate vs. high-fat overfeeding (130% of energy requirements) on whole body insulin sensitivity.
- Conditions
- Insulin Resistance, Type 2 Diabetes, Glucose Metabolism Disorders, Metabolic Disease
- Trial name
- NCT03863431
- Testing
- High-fat diet, High-carbohydrate diet
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Loughborough University
Healthy, Focus: Effect of Processing on Energy Value of Almonds
The Effect of Processing on the Measured Energy Value of Almonds in the Human Diet
The objective of this study is to measure the effect of processing (roasting, slicing, or grinding) on the energy value of almonds in the human diet and study molecular mechanisms that may help explain the beneficial health…
- Trial name
- NCT02034383
- Testing
- Control, Whole Almonds, Roasted Whole Almonds
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- David Baer
Type 2 Diabetes
Macronutrients and Gut Hormone Secretion
Study hypothesis is to examine the relative contribution of macronutrients for gut hormone secretion after a mixed meal in healthy volunteers and in subjects with type 2 diabetes.
- Trial name
- NCT01366794
- Testing
- Macronutrients
- Where
- 2 sites in Sweden
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Lund University