DASH diet and lifestyle advice tested as Drug-Free blood pressure strategy
NCT ID NCT07692971
First seen Jul 09, 2026 · Last updated Jul 10, 2026 · Updated 1 time
Summary
This pilot study tests whether the DASH diet, lifestyle advice, or a combination of both can lower blood pressure in adults with prehypertension—a condition where blood pressure is higher than normal but not yet in the high blood pressure range. Researchers randomly assigned 32 participants to receive either verbal lifestyle advice, a personalized DASH diet plan, or both, and tracked their blood pressure over two months. The goal is to see if these non-drug approaches can help control blood pressure and potentially prevent the need for medication.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- DASH diet and lifestyle modification advice
- What this could lead to
- If effective, this approach could offer a drug-free way to manage prehypertension and prevent progression to high blood pressure.
- What could go wrong
- This is a small pilot study with only 32 participants, so results may not apply broadly. The interventions require sustained behavior change, which can be hard to maintain.
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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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32 people
The number who actually took part.
- Started
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Apr 2015
- Finished
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Jun 2015
- 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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20 to 64 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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: * Adults aged 20 to 64 years * Diagnosis of prehypertension based on one-week blood pressure monitoring * Systolic blood pressure between 120 and 139 mmHg and/or diastolic blood pressure between 80 and 89 mmHg * Willingness to participate in the study voluntarily * Provision of written informed consent Exclusion Criteria: * Presence of kidney disease * Pregnancy * Lactation * Diagnosis of cancer * Use of vitamin or mineral supplements * Performing more than 150 minutes of physical activity per week
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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.
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