Sleep and stress supplement put to the test in new study
NCT ID NCT06889584
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested whether a combination of supplements could help healthy adults feel less stressed and sleep better. 115 people took either the supplement or a placebo for a set time. Researchers measured stress levels, mood, and sleep quality using questionnaires and a sleep tracker.
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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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115 people
The number who actually took part.
- Started
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Feb 2025
- Finished
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Feb 2026
- 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: * Healthy participants aged 18 to 50 years (inclusive) at the time of screening with a body mass index of 18.5 to 29.9 kg/m2. * Willing to give voluntary consent, be able to understand and read the questionnaires, carry out all study-related procedures, communicate effectively with the study staff, and agree to allow any study-related evaluations. * Participant is physically active: participating in resistance and/or endurance exercise ≥150 min/wk for ≥6 mo. * Participant will be asked about dietary supplementation use within the past 6 months. If participant began taking a supplement within the past month, participant will be asked to discontinue supplement use followed by a 2-week washout prior to participation.In all other cases, supplement use will be asked to be maintained throughout the study. • The participant has an apple device with iOS 16 or greater software. Exclusion Criteria: * Have a known sensitivity of allergy to any of the investigational products. * Participants currently taking any of the investigational products will be excluded. * Female participants who are lactating, pregnant, or planning to become pregnant during the study. * Diagnosed with any sleep-related or stress-related disorders. * Currently taking medication to manage sleep or cortisol levels. * Participants with controlled or uncontrolled hypertension including stage 1 hypertension (systolic blood pressure ≥129 mmHg and diastolic blood pressure ≥89 mmHg). * Any other condition or abnormality that, in the opinion of the investigator, would compromise the safety of the participant or the quality of the study data.
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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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University of South Carolina Sport Science Lab
Columbia, South Carolina, 29208, United States
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