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WaterPik for your head? study tests scalp massager for flakes and hair loss

NCT ID NCT05319444

Symptom relief Sponsor: University of Minnesota Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

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
The trial has finished. Results may not be published yet.
Stopped early This study
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This status has not been confirmed recently, so it may be out of date.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 Jun 27, 2026 · Last updated Sep 04, 2026 · Updated 1 time

Summary

This study tested a WaterPik-like device to massage and clean the scalp in people with dandruff, seborrheic dermatitis, or hair loss. Only 2 people took part before the study was stopped early. The goal was to see if the device could reduce flaking and redness.

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

2 people

The number who actually took part.

Started

May 2022

Finished

May 2023

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 years and older

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: * Participants must qualify for one of the following scalp conditions based on clinical opinion of a board-certified dermatologist: healthy scalp, dandruff, seborrheic dermatitis, or hair loss disease * All Women of Child Bearing Potential must indicate use of two of the following contraceptive methods. The WaterPik device uses an ultrasonic technology which includes ultrasound. Unnecessary ultrasound is not recommended for pregnant women. * Combined (estrogen and progestogen containing) hormonal contraception associated with inhibition of ovulation (oral, intravaginal, or transdermal) * Progestogen-only hormonal contraception associated with inhibition of ovulation (oral, injectable, or implantable) * Intrauterine device (IUD) * Intraurerine hormone-releasing system (IUS) * Vasectomized partner * Sexual abstinence * Barrier method, such as a condom Exclusion Criteria: * Non-English speaking * Exclusion related to pregnancy, lactation, or plans to become pregnant over the course of the study (based on self-report from the participant) * Current clinical condition that, in the opinion of the site investigator, would interfere with adherence to study requirements

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Conditions

The condition(s) this trial relates to.

alopecia Dandruff pityriasis simplex seborrheic dermatitis

As listed by the trial registrant

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

Dandruff Hair loss Seborrheic dermatitis

Contacts and locations

Locations

  • University of Minnesota

    Minneapolis, Minnesota, 55455, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.