Glucose-fructose Ratio Pilot
PILOT TEST OF GLUCOSE-FRUCTOSE RATIOS ON EXOGENOUS CARBOHYDRATE OXIDATION RATES DURING EXERCISE
University of Bath
10 participants
Jan 14, 2026
INTERVENTIONAL
Conditions
Summary
The aim of this pilot study is to estimate the effect size of changing the glucose-fructose ratio from 1:0.5 to 1:1 on exogenous carbohydrate oxidation rates during exercise, which can be used to power a future definitive study.
Eligibility
Inclusion Criteria3
- Age: 18 years and above;
- Performing endurance training for at least 5 hours per week
- Capable of three hours of continuous exercise
Exclusion Criteria4
- Glucose or lipid lowering, or weight loss medication
- Diagnosis of cardiovascular disease, renal failure, liver disease or type 2 diabetes
- Contraindications to exercise
- Pregnant or lactating
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Interventions
Glucose and fructose ingested in solution in a one-to-one ratio (135 grams per hour for 3 hours during exercise)
Glucose and fructose ingested in solution in a two-to-one ratio (135 grams per hour for 3 hours during exercise)
Locations(1)
View Full Details on ClinicalTrials.gov
For the most up-to-date information, visit the official listing.
NCT07360249