Clinical trials: Ketones
Nutrition, Obesity and Overweight
The Causal Role of Ketone Bodies in Obesity-associated Disease Prevention - Combining Genetic Epidemiology With a Randomised Trial to Infer Causality
Excess weight increases the risk of several diseases including cardiovascular disease, type 2 diabetes, kidney disease and various cancers.
- Trial name
- KETO-GENETIC (NCT06668168)
- Testing
- Ketone Monoester (KE), Ketogenic diet
- Where
- United Kingdom
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- University of Bath
Dietary Supplement: Ketone Supplement, Dietary Supplement: Placebo
The Effects of Exogenous Ketones on Glucose Tolerance
The ketone body beta-hydroxybutyrate is produced during prolonged fasting or when endogenous carbohydrate stores are depleted and can be used as an alternative fuel source.
- Trial name
- NCT04088617
- Testing
- Ketone monoester
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Flavor Perception in Normal, Healthy Adults
Sensory Analysis and Taste Modulation of Ketone Esters
Ketone ester (KE) drinks are sold commercially in the USA and elsewhere (the FDA has accepted a GRAS (generally regarded as safe) notification on the KEs we propose to study). KE drinks can have beneficial effects on metabolism.
- Trial name
- NCT04289454
- Testing
- Flavor additive
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Monell Chemical Senses Center
Clinical Performance, Patient Satisfaction
One Year Clinical Evaluation of Pressed BioHPP Polyether Ether Ketone (PEEK)-Based Versus Zirconia-Based Single Crowns
The clinical performance (using the modified Ryge criteria) and patient satisfaction ( using VAS questionnaire) of pressed BioHPP PEEK based posterior single crowns compared to zirconia based crowns are questionable as the peek…
- Trial name
- NCT03697005
- Testing
- BioHPP PEEK single posterior crowns, zirconia-based single posterior crowns
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Retention
Effectiveness of PEEK Fixed Retainer
A randomized clinical trial is set out to compare the effectiveness of two types of fixed retainer (multistranded stainless steel and PEEK types) in maintaining the stability of lower anterior teeth with less failure rate.
- Trial name
- RCT (NCT05557136)
- Testing
- Multistranded stainless steel fixed retainer, Polyether-Ether-Ketone (PEEK) fixed retainer
- Where
- Iraq
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Esraa Salman Jasim
Retention
Retention of CAD Metallic and Poly Ether Ether Ketone (PEEK) Frameworks
comparing retention of CAD CAM metallic and Poly Ether Ether Ketone (PEEK) partial dentures in Kennedy class I casses
- Trial name
- NCT05670899
- Testing
- CAD PEEK frame-work
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Healthy
Study to Compare the Pharmacokinetics of AC 1202 and Two Doses of AC-SD-01 on Ketone Body Production
To compare serum ketone body (i.e., total ketones, β hydroxybutyrate, and estimate of acetoacetate) levels after single dose administration of AC-1202 and 2 doses of AC-SD-01.
- Trial name
- NCT03063645
- Testing
- AC-1202, AC-SD-01 (50 g), AC-SD-01 (75 g)
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Cerecin
Hypoxia, Exogenous Ketosis
The Effects of Ketone Ester Supplementation During a 5 Week Live High, Train Low Altitude Training Camp
This study aims to investigate the effects of post-exercise and pre-sleep exogenous ketosis via oral ketone ester supplementation during a 5 week simulated altitude training camp.
- Trial name
- NCT06596083
- Testing
- Ketone ester supplement
- Where
- Belgium
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- KU Leuven
Hypoxia
Ketone Esters for Optimization of Operator Performance in Hypoxia
The primary purpose of the study was to investigate effects of an orally administered ketone ester drink on endurance exercise performance during acute extreme hypoxia.
- Trial name
- HVMN7 (NCT07065864)
- Testing
- Ketone ester
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Florida Institute for Human and Machine Cognition
Diabetic Ketoacidosis
Use of Blood Ketone Meters to Improve Ambulance Hyperglycaemia Care
In this KARMA2 feasibility study the investigators are testing whether ambulance staff can reliably and safely identify patients at high risk of diabetic ketoacidosis using blood ketone meters and start fluid (saline) therapy…
- Trial name
- KARMA2 (NCT04940897)
- Testing
- Use of CareSens ketone meter
- Where
- United Kingdom
- Volunteers
- 420 people, healthy volunteers welcome
- Sponsor
- East of England Ambulance Service NHS Trust
Fasting
Effects of Fast Bar on Intermittent Fasting
This study evaluates how Fast Bar(TM), a specially formulated energy bar, when consumed with coffee or tea, affects the physiological condition in participants after an overnight fasting.
- Trial name
- FastBar2 (NCT04790552)
- Testing
- Dinner, Fasting, Fast Bar
- Where
- United States
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- L-Nutra Inc
Ketosis, Diabetic
Exogenous Ketones in People With Type 1 Diabetes
The aim of this pilot study is to investigate the metabolic effects of exogenous ketone ester food supplements, by assessing the change in blood acid-base balance, and the level of blood beta-hydroxy-butyrate in people with type…
- Trial name
- NCT04487678
- Testing
- Ketone ester supplement
- Volunteers
- healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Deficient Alveolar Bone
Assessment of Efficacy of Prebent Titanium Mesh Versus Customized Poly-ether Ether Ketone Mesh for Three Dimensional Augmentation in Deficient Maxillary Ridge. a Randomized Controlled Clinical Trial.
In conclusion, the choice between titanium and PEEK meshes should consider patient-specific factors, clinical requirements, and surgeon expertise.
- Trial name
- NCT07040124
- Testing
- ti mesh, 3d peek mesh
- Where
- Egypt
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Basma Alsheikh
Alcohol Drinking, Alcohol Use Disorder
Ketone Ester Intervention in Alcohol Use Disorder
The purpose of this research is to study how a nutritional ketone ester may effect brain function and alcohol consumption in regular alcohol users.
- Trial name
- NCT04616781
- Testing
- Ketone Ester "(R)-3-hydroxybutyl (R)-3-hydroxybutyrate", Alcohol drinks
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Placebo - Control, Exogenous Ketone Salt
Accuracy of Current Techniques in Quantifying Ketone Levels
The purpose of this study is to determine the accuracy of current measuring techniques used to detect physiological ketone levels.
- Trial name
- NCT06909331
- Testing
- Exogenous ketone salt
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Augusta University
Ketosis
Effects of Exogenous Ketone Ester Supplementation on 3-hydroxybutyrate Concentrations in Human Cerebrospinal Fluid
It is well established that the brain is capable of consuming ketone bodies, especially during low glucose availability, e.g. fasting.
- Trial name
- KetoBrain (NCT06318299)
- Testing
- Ketone Ester
- Where
- Denmark
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Healthy
Comparison of the Short-Term Effect of Dietary Carbohydrate Restriction Versus Exogenous Ketone Supplementation on Myocardial Glucose Suppression and Timing to Achieve a State of Ketosis Using FDG PET/CT Serial Imaging
The purpose of this study is to test different methods of preparation that can be used prior to a test called an FDG PET/CT scan. FDG PET/CT scans are routinely done for evaluation of heart inflammation.
- Trial name
- NCT04275453
- Testing
- FDG, Ketone Drink, Ketogenetic Diet
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Healthy
Evaluation of PK of AC-1204 Mixed in Water, AC-1202 Mixed in Water, and AC-1202 Mixed in Ensure® on Ketone Body Production
To compare serum ketone body (i.e., total ketones, β hydroxybutyrate, and estimate of acetoacetate) levels after single dose administration of AC-1204 mixed in water, AC-1202 mixed in water and AC-1202 mixed in Ensure®.
- Trial name
- NCT02959710
- Testing
- AC-1204 mixed in water, AC-1202 mixed in water, AC-1202 mixed in Ensure®
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Cerecin
PCOS
Exogenous Ketone Supplementation in Females with Polycystic Ovary Syndrome
Polycystic ovary syndrome (PCOS) affects 1 in 5 females of reproductive age. Commonly characterized as a disorder of infertility, PCOS is often accompanied by 3 potent cardiovascular disease (CVD) risk factors: insulin…
- Trial name
- NCT06155708
- Testing
- Ketone, Water
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- McGill University