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Six days of salty eating could reshape your taste buds

NCT ID NCT07726394

Knowledge-focused Sponsor: Sunway University Source: ClinicalTrials.gov ↗

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Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jul 24, 2026 · Last updated Aug 28, 2026 · Updated 4 times

Summary

This trial investigates whether increasing or decreasing salty food intake for just six days changes how pleasant, desirable, or salty foods taste. Healthy young adults aged 18–35 are randomly assigned to eat more salty foods, fewer salty foods, or stick to their usual diet. Researchers measure taste responses and eating behavior before and after the diet change to see if the tongue adapts quickly to salt levels.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
a six-day whole-diet modification (increase, decrease, or maintain salty food intake)
What this could lead to
If it works, this could help design better dietary guidelines for reducing sodium intake and preventing hypertension.
What could go wrong
This is a small, short-term trial in healthy young adults, so results may not apply to older or less healthy populations. Taste changes may be subtle or temporary.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

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

115 people

The number who actually took part.

Started

Apr 2026

Finished

Jul 2026

Lead sponsor

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

18 to 35 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show 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: * Being a student or staff member of Sunway University or Sunway College * Aged 18-35 years * Able to communicate in English * Regularly consuming breakfast * Being willing and able to comply with all study procedures. Exclusion Criteria: * Vegan/smokers/with chronic medical conditions (e.g., hypertension or diabetes) * Food allergies * Pregnant or breastfeeding * Currently dieting or attempting to lose weight * History of smell or taste impairment * Use medications or supplements that could affect taste perception.

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Conditions

The condition(s) this trial relates to.

Hypernatremia hypertensive disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Hypertension Salty taste Sodium excess

Contacts and locations

Locations

  • Department of Biomedical Sciences, Sir Jeffrey Cheah Sunway Medical School, Faculty of Medical and Life Sciences, Sunway University,.

    Subang Jaya, Selangor, 47500, Malaysia

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