Clinical trials: Ketosis
Healthy Aging
Effect of a Two-month Carbohydrate-restricted Diet on Energy Metabolism in a Seniors' Residence
The present study will assess the effects on glucose, ketones and other blood biomarkers fuels, cognition, quality of life, physical activity and well-being of a reduced carbohydrate menu (R-CHO) for 2 months in a population…
- Trial name
- SAGE (NCT06022094)
- Testing
- 2 months of reduced carb menus
- Where
- Canada
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Université de Sherbrooke
Nutritional and Metabolic Diseases, Prediabetes
LIfestyle MEtabotype Study B (LIME-B)
Glycemic responses vary significantly among individuals, even when consuming identical foods or meals, but the factors predicting individual glucose responses to food intake remain poorly investigated.
- Conditions
- Nutritional and Metabolic Diseases, Prediabetes, Type 2 Diabetes
- Trial name
- LIME-B (NCT07888257)
- Testing
- βHB drink (ketone ester), Carbohydrate drink
- Where
- 2 sites in Germany
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- German Institute of Human Nutrition
Post-exercise Period, Ketosis
Acute Effects of Ketone Monoester Co-ingestion With Dietary Protein on Whole-body Phenylalanine Oxidation, Phenylalanine Retention, and Myofibrillar Protein Breakdown Following Resistance Exercise in Young Males.
The goal of this trial is to determine if ketone monoester supplementation in conjunction with protein supplementation in the post exercise period can augment whole-body protein metabolism following resistance exercise in young…
- Conditions
- Post-exercise Period, Ketosis, Resistance Exercise, Dietary Protein
- Trial name
- (KET-YOUNG-M) (NCT07884539)
- Testing
- Ketone Monoester + Dietary Protein (KET+PRO), Dietary Protein (PRO), Resistance Exercise
- Where
- Canada
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- McGill University
Mild Cognitive Impairment, Adherence, Patient
MI-CBT Adherence Program for Lifestyle Interventions in Older Adults
Objective 1: Assess feasibility and acceptability of all protocol components of a pilot trial testing a 6-week telehealth Mediterranean ketogenic nutrition adherence (KNA) program using motivational interviewing and cognitive…
- Conditions
- Mild Cognitive Impairment, Adherence, Patient, Ketosis
- Trial name
- MI-CBT KNAP (NCT04817176)
- Testing
- Motivational Interviewing-Cognitive Behavioral Therapy Ketogenic Nutrition Adherence Program, Ketogenic Nutrition Program
- Where
- United States
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Florida State University
Ketosis, Resistance Exercise
Acute Effects of Ketone Monoester Co-Ingestion With Dietary Protein on Whole-Body Phenylalanine Oxidation, Phenylalanine Retention, and Myofibrillar Protein Breakdown Following Resistance Exercise in Older Males
The goal of this trial is to determine if ketone monoester supplementation in conjunction with protein supplementation in the post exercise period can augment whole-body protein metabolism following resistance exercise in older…
- Conditions
- Ketosis, Resistance Exercise, Dietary Protein, Aging
- Trial name
- KET-OLD-M (NCT07884513)
- Testing
- Ketone Monoester + Dietary Protein (KET+PRO), Dietary Protein (PRO), Resistance Exercise
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- McGill University
Ketosis, Alcohol Drinking
Effects of Ketone Supplement and Alcohol on Brain Metabolism
The research study is being conducted to better understand the effects of ketones and alcohol on brain functioning and brain metabolism.
- Conditions
- Ketosis, Alcohol Drinking, MRI
- Trial name
- NCT06815237
- Testing
- Kenetik, Alcohol beverage
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Fasting, Dietary Fibre
Combining Fasting and Fibre Interventions to Optimise Their Gut Microbiome-mediated Health Benefits
This study builds on the knowledge that fasting provides metabolic health benefits and that prebiotic interventions can enhance the gut microbiome's metabolic output to likewise improve host health.
- Conditions
- Fasting, Dietary Fibre, Gut Microbiome, Metabolism Changes
- Trial name
- CoFFIe (NCT07691736)
- Testing
- Fibre Arm, Control Arm
- Where
- Germany
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Buchinger Wilhelmi Development & Holding GmbH
Healthy Participants, Sleep
Impact of Exogenous Ketones on Sleep and Breathing in Healthy Volunteers (K-SLEEP)
Ketones are molecules generated by the body during the metabolism of fat. Exogenous ketones (EK) are substances that can raise the level of ketones in the circulation without changing diet.
- Trial name
- K-SLEEP (NCT07224074)
- Testing
- KETONE-IQ 20 grams (g), KETONE-IQ 40 grams (g)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Body Weight, Oxidative Stress
The Effect of a Meatless,Keto Restrictive Diet on Body Composition,Strength Capacity,Oxidative Stress,Immune Response
The subject of doctoral dissertation: Assessment of the effects of a meatless, ketogenic restrictive diet on body composition, strength capacity, oxidative stress and immune response During planning of research and topic of the…
- Conditions
- Body Weight, Oxidative Stress, Trimethylamine N-oxide, Immunologic Factors
- Trial name
- NCT05558488
- Testing
- Meatless, restrictive ketogenic diet
- Where
- Poland
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Katarzyna Siedzik
Critical Illness, Fasting State
Ketosis, Immune Function and Metabolic Adaptation in Response to Short-term Fasting in Critical Illness
KETO-FAST is a pre-planned translational substudy of the FAST-ICU cluster-randomized cross-over trial. The substudy will characterize ketone body production and associated metabolic, autophagy-related, and immune cellular…
- Conditions
- Critical Illness, Fasting State, Ketosis, Nutrition
- Trial name
- KETO-FAST (NCT07738536)
- Testing
- Delayed nutrition, Standard nutrition, Fasting
- Where
- Sweden
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Karolinska University Hospital
Athletic Performance, Exercise
Endurance Trial: Ketone and Carbohydrate Supplementation
This randomized, double-blind, crossover study investigates the effects of exogenous ketone supplementation on physical and cognitive performance in amateur endurance athletes during exhaustive exercise.
- Conditions
- Athletic Performance, Exercise, Ketosis, Cognition
- Trial name
- NCT07792876
- Testing
- Carbohydrate beverage, (R)-1,3-butanediol, Standardized evening meal
- Where
- Brazil
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Aging
Do Ketone Drinks Improve Immune, Metabolic and Cognitive Health in Older Adults
The goal of this randomised, double-blinded, placebo-controlled trial is to investigate the immune, metabolic and cognitive effects of four weeks of daily ketone supplementation in adults aged 60 to 80 with stable health.
- Trial name
- NCT06068803
- Testing
- Ketone drink
- Where
- United Kingdom
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Bath
Ketosis
Strategies to Augment Ketosis: Optimization of Ketone Delivery Strategies
One important difference between KE compounds is the ketone-promoting components, which determines the circulating ratio of blood ketone bodies, BHB and AcAc, and may in turn lead to important metabolic and signaling differences.
- Trial name
- STAK: OK'd (NCT05501366)
- Testing
- Ketone Supplement, Beverage Tolerability Questionnaire (BTQ) and satiety visual analogue scale, Blood Draw
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Ketosis
Variations in Ketone Metabolism
This outcome of this study will elucidate how the phenotype of the individual modulates the KE metabolic effect. Most studies of KE have been in homogenous populations, usually young, male athletes.
- Trial name
- STAK-VKM (NCT05924295)
- Testing
- Ketone Supplement, Beverage Tolerability Questionnaire (BTQ) and satiety visual analogue scale, Blood Draw
- Where
- 2 sites in United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Ketosis, Exogenous Ketosis
Exogenous Ketosis in a Fed and a Fasted State
The kinetics of circulating βHB following ingestion of the ketone monoester are dependent on several variables that determine the balance between appearance into, and disappearance from, the bloodstream.
- Trial name
- NCT06320522
- Testing
- Ketone Monoester
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Oxford
Appetite, Obesity
Exogenous Ketones and Appetite
People with obesity have different appetitive responses to stimuli compared to people without obesity. For example, people with obesity have a blunted postprandial ghrelin ('hunger' hormone) response, lower glucagon-like peptide…
- Conditions
- Appetite, Obesity, Ketones, Appetitive Behavior
- Trial name
- NCT06327464
- Testing
- Exogenous ketones
- Where
- Canada
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Ketosis
Assessment of BHB Concentration Agreement Among Sampling Locations and the Impact of Ketosis on EPO, and More
This study aims to address two key aspects. First, the suitability of selecting a specific sampling site for BHB measurement in patients and research, as well as potential differences between capillary and venous blood…
- Trial name
- NCT06053138
- Testing
- Ketone monoester
- Where
- Denmark
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Central Jutland Regional Hospital
Ketoses, Metabolic, Ketogenic Dieting
Effect of Nutritional Ketosis on Alcohol Metabolism
The research study is being conducted in health controls to better understand the effects of ketosis on brain functioning after 3 different, randomly assigned, 3-day dietary interventions and the acute effects of alcohol after…
- Conditions
- Ketoses, Metabolic, Ketogenic Dieting, Alcohol Intoxication, Magnetic Resonance Imaging
- Trial name
- KAM (NCT06065657)
- Testing
- Ketone Supplement, Control Diet, Ketogenic diet
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Ketones, Metabolism
Low-CArbohydrate Diet and SGLT2-INhibitOr to Achieve Moderate Ketosis in Healthy Volunteers
The purpose of this study is to help us better understand how plasma ketones respond to a low-carb diet when combined with an SGLT2 inhibitor.
- Trial name
- CASINO (NCT05662865)
- Testing
- SGLT2 inhibitor, Controlled, Adaptive Study Diet
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- AdventHealth Translational Research Institute
Ketosis, Muscle Protein Synthesis
Exogenous Ketosis and Muscle Protein Synthesis During Exercise Recovery
An acute bout of resistance exercise stimulates muscle protein synthesis (MPS) rates for up to 24-48 hours, supporting muscle growth and repair.
- Conditions
- Ketosis, Muscle Protein Synthesis, Dietary Proteins, Resistance Exercise
- Trial name
- NCT06769100
- Testing
- Ketone Monoester (KET), Ketone Monoester + Whey Protein (KET+PRO), Whey Protein (PRO)
- Where
- Canada
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- McGill University