Can a simple nutrient help teens with diabetes?
NCT ID NCT05477134
First seen Jun 27, 2026 · Last updated Aug 14, 2026 · Updated 2 times
Summary
This study looks at how the body processes arginine, a natural nutrient, in teenagers with type 2 diabetes. Researchers will give participants arginine and measure its effect on insulin production. The goal is to better understand the disease and see if arginine could be a safe, low-cost way to improve diabetes outcomes in youth.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Arginine
- What this could lead to
- If successful, this could point toward using arginine, a safe and low-cost nutrient, to help manage type 2 diabetes in young people.
- What could go wrong
- This is a small, early-stage study with only 30 participants, so results may not apply widely. It is designed to gather knowledge, not to prove a treatment works.
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
-
30 people
The number who actually took part.
- Started
-
Feb 2023
- Finished
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Jun 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
-
12 to 20 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: 1. Youth with type 2 diabetes and healthy controls who meet other inclusion criteria outlined below. 2. Age and pubertal stage criteria (12- to 20-year-old girls who are postmenarchal, and 14- to 20-year-old boys who are at Tanner stage 5 genitalia), 3. Additional criteria for youth with diabetes: i. diagnosis of T2D, and ii. diabetes duration between 3 months and 10 years. Exclusion Criteria: 1. Previous history of diabetic ketoacidosis (DKA) 2. Poorly controlled diabetes defined as HbA1c \>7.5%, 3. Abnormal liver, thyroid, gonadal or adrenal functions, 4. Renal insufficiency defined by eGFR (estimated glomerular filtration rate) \<90 mL/min/1.73 m2, 5. Any glucose lowering medications except metformin, insulin and liraglutide (7) Any medication use that will likely to interfere amino acid metabolism, (8) Any hormonal replacement therapy, and (9) Pregnancy.
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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.
Contacts and locations
Locations
-
Texas Children's Hospital / Baylor College of Medicine
Houston, Texas, 77030, United States
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