Breakfast breakthrough: can two sugars boost liver fuel?
NCT ID NCT07476989
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether eating a breakfast with two types of carbohydrates (glucose and fructose) can increase glycogen stored in the liver. Twelve healthy male athletes will be tested after different breakfasts using MRI scans and blood samples. The goal is to learn the best way to refuel the liver before exercise.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 12 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Mar 2026
An estimate. Start dates often move.
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 45 years
- Sex
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Male participants only
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * A male (at birth) aged between 18 and 45. * Regularly training for a specific sport (must include cycling) at least 3 times per week (with the purpose of competing). * VO2 peak \>50 (ml.kg.min) * A current non-smoker/vaper (must not have smoked or vaped within the last 6 months) * Do not have any medical conditions or are taking any medications or supplements which can affect the study's outcome measures. * Free from any metallic implants, including permanent jewellery (that can't be removed) * No known intolerances or allergies to any component of the nutritional supplement Exclusion Criteria: * Are not a male (at birth) aged between 18 and 45. * Do not regularly train for a specific sport (must include cycling) at least 3 times per week (with the purpose of competing). * Does not have a VO2 max/peak \>50 (ml.kg.min) * A current smoker/vaper (must not have smoked or vaped within the last 6 months) * Have any medical conditions or are taking any medications or supplements which can affect the study's outcome measures * Have any metallic implants, including permanent jewellery (that can't be removed) * Known intolerances or allergies to any component of the nutritional supplement.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
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The official record
The full official record for this study. This one lists no contact details, but it is the first place any would appear.
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A doctor treating you
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Other studies related to the condition(s) this trial covers.
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