No-Needle insulin monitor tested in small study
NCT ID NCT07254364
First seen Jun 25, 2026 · Last updated Aug 28, 2026 · Updated 2 times
Summary
Researchers at Texas A&M are testing whether a wearable device can measure insulin levels from sweat and skin fluid instead of blood. 32 healthy adults aged 18-30 or 50-90 will eat a standard meal and have their insulin tracked over time. The goal is to see if this noninvasive method can accurately reflect blood insulin changes, which could eventually help people manage their diet and metabolic health.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Standardized meal (whey protein, maltodextrin, sunflower oil)
- What this could lead to
- If successful, this could lead to a noninvasive way to monitor insulin levels in real time, helping people personalize their diet and manage metabolic health.
- What could go wrong
- This is a very small, early-stage study (32 people) testing a measurement method, not a treatment. The technology may not prove accurate enough for practical use.
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
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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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About 92 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Sep 2025
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- 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 90 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: * Age 18-90 years old * Type 1 Diabetes (T1D) group only * ● Recently diagnosed (≤ 5 years) * ● Established diagnosis (\> 5 years) * BMI between 18 and 35 kg/m2 * Ability to walk, sit down, and stand up (independently or with a walking assistance device) * Willingness to lay supine in bed for up to 9 hours * Willingness and ability to comply with the protocol * Willingness and ability to comply with the protocol including wearing of a continuous glucose monitor Exclusion criteria * Known allergy to any of the components of the meal or agents used for the application of the devices * Sunflower oil * Maltodextrin * Whey protein * Pilocarpine solutions * Established diagnosis and active treatment of chronic disease: active malignancy, heart failure, kidney disease, liver disease, HIV/AIDS, asthma (moderate to severe), Hep (A, B, or C) * History of untreated metabolic disease including hepatic or renal disorder * Presence of acute illness or metabolically unstable chronic illness * Active dependence on alcohol or drugs * Use of a short course of oral corticosteroids within 4 weeks preceding study day * Current use of long-term oral corticosteroids * Presence of fever within the last 3 days * Planned elective surgery requiring 2 or more days of hospitalization during the entire study * (Possible) pregnancy (confirmed via urine pregnancy test for females 18-30 years) * Failure to give informed consent or Investigator's uncertainty about the willingness or ability of the subject * Any condition according to the PI or nurse that was found during the screening visit, that would interfere with the study or safety of the patient
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Texas A&M University
RECRUITINGCollege Station, Texas, 77843, United States
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