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Snap a photo, count carbs: app aims to simplify type 1 diabetes meals

NCT ID NCT05671679

Symptom relief Sponsor: Lia Bally 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 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested a smartphone app called SNAQ that estimates the carbohydrate content of a meal from a single photo. The goal was to see if using the app helps people with type 1 diabetes keep their blood sugar in a healthy range. 44 adults who already use an automated insulin pump system took part. The app is designed to make carb counting easier and more accurate.

What this could mean

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

Active substance
SNAQ smartphone food analysis app
What this could lead to
If it works, this app could make carb counting easier and help people with type 1 diabetes keep their blood sugar in a healthier range.
What could go wrong
This was a small, completed study with only 44 participants. The app may not improve blood sugar control for everyone, and relying on it could lead to estimation errors.

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

44 people

The number who actually took part.

Started

Mar 2023

Finished

May 2024

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 80 years

Sex

Anyone

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Written informed consent * Adults (aged 18 years or older) * Type 1 diabetes (as defined by World Health Organization (WHO) for at least 12 month) * Current use of a commercial hybrid closed-loop system * HbA1c≤12% (measured within the past 3 months) * Willing to use the SNAQ app on a daily basis for over 3 weeks * The participant is willing to follow study specific instructions and share their treatment data with the study team Exclusion Criteria: * Any physical or psychological disease or condition likely to interfere with the normal conduct of the study and interpretation of the study results * Previous use of SNAQ app for more than 5 days within the past 3 months * Self-reported pregnancy, planed pregnancy within next 3 months or breast-feeding * Severe visual impairment * Severe hearing impairment * Lack of reliable telephone facility for contact * Concomitant participation in another trial that interferes with the normal conduct of the study and interpretation of the study results * Participant not proficient in German

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Conditions

The condition(s) this trial relates to.

hyperglycemia hypoglycemia type 1 diabetes mellitus

As listed by the trial registrant

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

Type 1 diabetes

Contacts and locations

Locations

  • Department of Diabetes, Endocrinology, Nutritional Medicine and Metabolism (UDEM), Inselspital, Bern University Hospital

    Bern, Canton of Bern, 3010, Switzerland

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