Clinical trials: Dietary Carbohydrates
Thyroid Autoimmune Disease, Hashimoto's Thyroiditis
Impact of Restrictive Diets on Inflammation and Quality of Life in Autoimmune Thyroiditis
The purpose of this clinical trial is to evaluate whether a dietary intervention can improve clinical and immunological outcomes in women with autoimmune thyroid disease (AITD), including Hashimoto's thyroiditis and Graves'…
- Conditions
- Thyroid Autoimmune Disease, Hashimoto's Thyroiditis, Graves Disease
- Trial name
- TAILOR (NCT07879690)
- Testing
- Gluten-free, casein-free, low-glycemic-index diet
- Where
- Andorra
- Volunteers
- 60 people
- Sponsor
- University of Barcelona
Polycystic Ovary Syndrome
A Reduced Carbohydrate Diet Intervention for Polycystic Ovary Syndrome (PCOS)
Polycystic ovary syndrome (PCOS) affects 5-10% of women of reproductive age, and is associated with infertility, risk for obesity and type 2 diabetes, and impaired quality of life.
- Trial name
- NCT01028989
- Testing
- Reduced Glycemic Load Diet, Standard Diet
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Obesity
Reduced Carbohydrate Versus Fat in Obese Subjects
Popular weight loss strategies often involve reducing an individual's consumption of carbohydrates or fat. However, no controlled study has been carried out to evaluate the effects of reducing carbohydrate versus fat consumption…
- Trial name
- NCT00846040
- Testing
- Reduced fat diet, Reduced carbohydrate diet, Drug: f-18 fallypride
- Where
- United States
- Volunteers
- 43 people
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Hyperinsulinemia, Insulin Resistance
EMPOWIR:Enhance the Metabolic Profile of Women With Insulin Resistance
The goal of the study is to identify and treat women with midlife weight gain who have normal blood sugars, but increased insulin levels (hyperinsulinemia) following the performance of a glucose tolerance test.
- Conditions
- Hyperinsulinemia, Insulin Resistance, Obesity
- Trial name
- EMPOWIR (NCT00618072)
- Testing
- metformin and rosiglitazone
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- New York Medical College
Prediabetes, Obesity & Overweight
Postprandial Glucose Kinetics After Carbohydrate Restriction
The goal of this study is to test whether a low-carbohydrate diet (LCD), comparred with a Mediterranean diet (MED) producing similar weight loss, differentially affects fasting and postprandial glucose metabolism in individuals…
- Conditions
- Prediabetes, Obesity & Overweight, Diet Interventions, Carbohydrate Metabolism
- Trial name
- NCT07802275
- Testing
- Low-carbohydrate diet, Mediterranean Diet
- Where
- Italy
- Volunteers
- 29 people
- Sponsor
- Azienda Ospedaliero, Universitaria Pisana
Inflammation, Insulin Sensitivity
Sugar-sweetened Beverages Influence Benefits of Exercise in Overweight Adults
The objective of this study was to determine how metabolic and inflammatory effects of physical exercise in overweight individuals are altered when sugar-sweetened beverages (SSB) are consumed after physical exercise.
- Trial name
- NCT03576703
- Testing
- Exercise with and without SSB ingestion
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Montana State University
PreDiabetes, Obesity, Morbid
Metabolic Effects of a Low Carbohydrate Versus a Standard Diet in Morbidly Obese With Prediabetes
To investigate the metabolic effects of a low carbohydrate versus energy-matched standard diet in morbidly obese individuals with prediabetes awaiting bariatric surgery.
- Conditions
- PreDiabetes, Obesity, Morbid, Bariatric Surgery Candidate
- Trial name
- CaPrO (NCT03880162)
- Testing
- Low carbohydrate diet, Energy-matched standard diet
- Where
- Switzerland
- Volunteers
- 20 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Obesity, Postpartum Weight Retention
A Study of a Low-Carbohydrate Diet to Improve Maternal Health After Childbirth
The study is evaluating the effects of a standard diet to a low carbohydrate diet in obese women after having a baby. The purpose of the study is to determine if a low carbohydrate diet is associated with improvement in insulin…
- Conditions
- Obesity, Postpartum Weight Retention, Insulin Sensitivity
- Trial name
- SLIM (NCT04045353)
- Testing
- Low carbohydrate diet education, Low carbohydrate diet education with behavioral component
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- The University of Texas Medical Branch, Galveston
Atherosclerosis Cardiovascular Disease, Metabolic Syndrome
Comparative Effects of Carnivore and Mediterranean-style Diets on LDL Aggregation and Cardiometabolic Health
The goal of this clinical trial is to learn whether following a Mediterranean-style diet or a Carnivore-style diet can improve heart and metabolic health in men and women aged 30-60 years with high LDL cholesterol.
- Conditions
- Atherosclerosis Cardiovascular Disease, Metabolic Syndrome, Dyslipidaemia
- Trial name
- MEDIVORE (NCT07462871)
- Testing
- Carnivore Diet, Mediterranean Diet
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Liverpool John Moores University
Sitosterolemia
The Effect of Dietary Sitosterol on Blood Sugar and Cholesterol
This study will determine if dietary supplements of sitosterol (a plant cholesterol commonly found in vegetables) can modify blood sugar and cholesterol levels and reduce the stiffness of the blood vessels in people with an…
- Trial name
- NCT00531128
- Testing
- High/Low Sitosterol
- Where
- 2 sites in United States
- Volunteers
- 14 people
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Overweight, Cardiovascular Diseases
Dietary Fat and High-Density Lipoprotein (HDL) Metabolism-Effect of Carbohydrate and Fat Intake
Generally, people with low levels of high-density lipoprotein (HDL) in blood are more likely to get heart disease than those who have normal or high levels.
- Trial name
- NCT01399632
- Testing
- Low Fat and High Carbohydrate Diet, High Fat and Low Carbohydrate Diet
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Overweight and Obesity, Diabetes Mellitus, Type 2
Looking for Personalized Nutrition for Obesity/Type 2 Diabetes Mellitus Prevention
The objectives of this trial are to assess the effects of interactions between genetic factors and diet with various macronutrient intake on the metabolic disorders, obesity and type 2 diabetes risk, prevention, development and…
- Conditions
- Overweight and Obesity, Diabetes Mellitus, Type 2, Metabolic Syndrome, Genetic Predisposition
- Trial name
- NCT03792685
- Testing
- Normo-carbohydrate meal intake, High-carbohydrate meal intake, High-fat meal intake
- Where
- Poland
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Medical University of Bialystok
Pediatric Obesity, Diet, Food, and Nutrition
Reducing Sugar-sweetened Beverage Consumption Among Children
Lowering sugar-sweetened beverage (SSB) consumption is a central component of lifestyle behavior change aimed at preventing and managing obesity, yet effective reduction of SSB intakes has been met with many challenges.
- Trial name
- NCT04025060
- Testing
- Commercially-available caffeine-free soda, Carbonated water, Regular soda
- Where
- United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- George Washington University
Polycystic Ovary Syndrome, Adolescent Behavior
Adolescent Polycystic Ovary Syndrome on a Low-carbohydrate Diet
The aim of the study was to investigate the changes in the clinical and biochemical parameters of adolescents on a low-carbohydrate diet in relation to their PCOS phenotype in the 3rd trimester.
- Conditions
- Polycystic Ovary Syndrome, Adolescent Behavior, Diet Habit
- Trial name
- PCOS (NCT06429618)
- Testing
- Low carbonhydrate diet
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Etlik Zubeyde Hanım Women's Health Care, Training and Research Hospital
Epilepsy, GLUT1DS1
Long-term Treatment With the Ketogenic Diet in Epilepsy
This study will provide a comprehensive assessment of long-term treatment with the ketogenic diet, a medical diet with high fat and low carbohydrate intake, focusing on safety and cardiovascular implications.
- Conditions
- Epilepsy, GLUT1DS1, PDH Deficiency
- Trial name
- NCT04646850
- Testing
- Color duplex ultrasound of the carotid arteries
- Where
- Norway
- Volunteers
- 30 people
- Sponsor
- Oslo University Hospital
Diet, Healthy
Low Carbohydrate Small Intestine Study
The investigators will recruit probands with a ileo- or colostoma that are otherwise in good general health and analyse the stomal fluids for their microbiota composition.
- Trial name
- NCT04976686
- Testing
- Diet modification
- Where
- Switzerland
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Carbohydrate, Hypoxia
Isolated and Combined Effect of a Low Carbohydrate Diet and Exercise in Hypoxia in Patients With Type 2 Diabetes
The purpose of this study is to determine the effects of isolated chronic exercise in hypoxia and combined exercise in hypoxia with a low carbohydrate diet on hypoxia-induced transcription factor (HIF1-α); glycaemic control and…
- Conditions
- Carbohydrate, Hypoxia, Exercise, Diabetes Mellitus, Type 2
- Trial name
- NCT05094505
- Testing
- Exercise in normoxia, Control diet, Exercise in hypoxia
- Where
- 2 sites in Portugal
- Volunteers
- 42 people
- Sponsor
- Universidade do Porto
Diabetes Prevention
Evaluation of Soy-protein Russian Tarragon (Artemisia Dracunculus L.)
Safety and tolerability of a soy-protein Russian Tarragon complex versus a placebo.
- Trial name
- RT2 (NCT02088203)
- Testing
- Dose 1, Dose 2, Dose 0
- Where
- United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Obesity, Ketogenic Dieting
Impact of a Ketogenic Diet on Metabolic and Psychiatric Health in Patients With Bipolar or Schizophrenia Illness
To initiate a low-carbohydrate, high-fat (LCHF) or ketogenic dietary (KD) intervention among a cohort of outpatients with either schizophrenia or bipolar illness who also have metabolic abnormalities, overweight/obesity, and/or…
- Conditions
- Obesity, Ketogenic Dieting, Metabolic Syndrome, Bipolar Disorder
- Trial name
- NCT03935854
- Testing
- LCHF, Ketogenic Diet
- Where
- United States
- Volunteers
- 23 people
- Sponsor
- Stanford University
Severe Acute Malnutrition, Persistent Diarrhea
Trial of Rice-Based F-75 in Severe Malnutrition & Persistent Diarrhea in Children (SAM-RICE Study)
The goal of this study is to find out if a rice-based version of the F-75 therapeutic food helps children with severe acute malnutrition (SAM) and persistent diarrhea recover better than the standard commercial F-75.
- Conditions
- Severe Acute Malnutrition, Persistent Diarrhea, Children
- Trial name
- SAM-RICE (NCT07070856)
- Testing
- WHO-recommended standard therapeutic milk used for stabilization phase in SAM), HO-recommended Rice based therapeutic milk used for stabilization phase in SAM)
- Where
- 2 sites in Pakistan
- Volunteers
- 320 people
- Sponsor
- Children's Hospital and Institute of Child Health, Multan