Effects of a ketogenic diet on type 1 diabetes in children

Effect of Dietary Carbohydrate on Diabetes Control and Beta Cell Function in Children With Newly Diagnosed Diabetes

Not applicable Interventional Boston Children's Hospital · NCT05899166

This study is testing if a ketogenic diet can help young children with newly diagnosed type 1 diabetes manage their condition better and stay healthy for longer.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment52 (estimated)
Ages5 Years to 12 Years
SexAll
SponsorBoston Children's Hospital Academic / other
Locations1 site (Boston, Massachusetts)
Trial IDNCT05899166 on ClinicalTrials.gov

What this trial studies

This clinical trial investigates the impact of a ketogenic diet on children aged 5 to 12 years who have recently been diagnosed with type 1 diabetes. The study aims to determine if a ketogenic diet can prolong the honeymoon period of diabetes, improve overall glucose control, and assess its safety and sustainability in this population. Participants will be randomly assigned to receive either a ketogenic or standard diet for 9 months, along with free meals, groceries, and intensive education on diabetes management. Data will be collected through continuous glucose monitoring and regular check-ins to evaluate dietary intake and satisfaction.

Who should consider this trial

Good fit: Ideal candidates are children aged 5 to 12 years who have been diagnosed with type 1 diabetes within the last three months.

Not a fit: Patients with dietary restrictions incompatible with the study meal plans, such as those following a vegan diet or with major food allergies, may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved management of type 1 diabetes in children, potentially extending the honeymoon period and enhancing overall glucose control.

How similar studies have performed: Preliminary data suggest that dietary interventions like the ketogenic diet may have positive effects on diabetes management, indicating potential success for this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Children aged 5 to 12 years.
* Within 3 month of diabetes diagnosis.
* Insulin adjusted HbA1c ≤9 if enrolled ≥ 2 months pat diagnosis.
* Type 1 diabetes confirmed by immediate insulin requirement and any 2 of the following criteria: autoimmunity marker \[glutamate decarboxylase-65, islet-antigen-2, zinc transporter-8, insulin \[prior to first insulin dose\]; age under 10 years, BMI \<95th percentile.
* Family committed and able to participate in study education and implement dietary intervention.

Exclusion Criteria:

* Dietary needs or habits incompatible with the study meal plans, (e.g., vegan, major food intolerances/allergies, ketogenic).
* Eating disorders as assessed by Chede-Q8.
* Major medical illness or use of medications other than insulin that could interfere with metabolic or glycemic variables.
* Major psychiatric illness.

Where this trial is running

Boston, Massachusetts

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Diabetes Mellitus, Type 1carbohydrate reducedlow-carbdiabetesketo
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.