Sports drinks vs water: the ultimate rehydration showdown
NCT ID NCT07468539
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested how well two different sports drinks and plain water rehydrate the body after exercise in hot conditions. Seventeen healthy adults who exercise at least one hour per week took part. Researchers measured how much fluid the body kept and checked blood sugar levels to see which drink worked best.
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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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17 people
The number who actually took part.
- Started
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Nov 2024
- Finished
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May 2025
- 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 50 years
- Sex
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Anyone
- 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: \- Training/performing \> 1 hrs a week Exclusion Criteria: * Smoker. * Pregnant, attempting to become pregnant, or breastfeeding. * Diabetic. * You have adverse events/reactions in response to fingertip capillary blood sampling which includes, but is not limited to; fainting and/or serious bruising. * History of heat-related illness. * History of heart failure, pulmonary hypertension, embolism, or other pulmonary heart disease. * Previously diagnosed with COPD, emphysema, bronchitis or similar respiratory illness. * Have a history of severe allergic reactions. * History of kidney issues. * Regular use of non-steroidal anti-inflammatory medications. * Any other medical conditions / medications that may interfere with an individuals ability to safely perform exercise in the heat and experience dehydration. * Allergies/intolerances to any of the following ingredients: Glucose Syrup, Acid (Citric Acid), Acidity Regulator (Sodium Citrate), Extract of Black Carrot, Watermelon, pomegranate, lime, Preservatives (Potassium Sorbate, Dimethyl Dicarbonate), Stabilisers (Acacia Gum), Sweeteners (Aspartame, Acesulfame K), Antioxidant (Ascorbic Acid), Flavourings, Niacin (Vitamin B3). * Elite athlete subject to doping tests
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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.
Contacts and locations
Locations
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Nottingham Trent University, Clifton Campus
Nottingham, NG11 8NS, United Kingdom
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