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Postprandial HyperglycemiaNCT03552315

Effects of a Carbonated Water Enriched With Amino Acids and Chromium Picolinate (Good Idea®) on Glucose Homeostasis.

A study testing Carbonated water with amino acids and chromium in people with Postprandial Hyperglycemia and Metabolic Syndrome, run by DoubleGood AB at 1 site in Sweden.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

It has previously been shown in healthy subjects, that a carbonated water containing a mix of amino acids and chromium picolinate can decrease postprandial blood glucose. Based on these findings, a flavored sparkling water product called Good Idea® with a proprietary blend of five amino acids and chromium picolinate… Read more about this study

Who is it for?
Ages 18 to 50 yearsHealthy volunteers can take part
What is being tested?
Carbonated water with amino acids and chromium
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
44 participants
Where
1 siteSweden
Study dates
24 Apr 2018to 5 Sep 2018
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 50 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Male or female 18 to 50 years of age
  • BMI 25-29.9 (±0.5) kg/m²
  • Agree to maintain consistent dietary habits and physical activity levels for the duration of the study
  • Healthy as determined by medical history and information provided by the volunteer
  • Willingness to complete questionnaires and follow instructions associated with the study and to complete all visits
  • Has given voluntary, written, informed consent to participate in the study

Who cannot join

  • Elevated fasting blood glucose (at or above 6.1 mmol/L)
  • Women who are pregnant or breast feeding
  • Any medical condition(s) or medication(s) known to significantly affect glucose metabolism. Significance to be assessed by the QI
  • Use of medication, over-the-counter medication, natural health products or dietary supplements/probiotics that may affect glucose metabolism is prohibited during this study. Significance to be assessed by the qualified investigator (QI). Participants who are taking allowed prescribed medications must agree to maintain their current method and dosing regimen during the course of the study unless recommended by their physician.
  • Known Type I or Type II diabetes, including women who previously have had gestational diabetes.
  • Use of antibiotics within 2 weeks of enrollment
Show all 17Show fewer
  • Metabolic diseases and/or chronic gastrointestinal diseases (IBS, Crohns etc.)
  • Allergy to ingredients included in investigational product, placebo or standardized meal
  • Participants restricted to a vegetarian or vegan diet
  • Intolerance to lactose or gluten
  • Individuals who are averse to venous catheterization or capillary blood sampling
  • Currently active smokers (or using other tobacco products, and e-cigarettes)
  • Unstable medical conditions as determined by QI
  • Participation in other clinical research trials
  • Individuals who are cognitively impaired and/or who are unable to give informed consent
  • Acute infection
  • Any other condition which in the QI's opinion may adversely affect the individual's ability to complete the study or its measures or which may pose significant risk to the individual

Trial locations and contacts

1 site in 1 country.

Sweden1 site
  • Dept Experimental Medical Science, Lund University

    Lund

Other trials in Sweden

About this study

Official title: A Randomized, Double-blind, Placebo-controlled, Crossover, Single-center, Proof of Concept Study to Evaluate the Efficacy of GoodIdea® on Glucose Homeostasis in a Healthy Population.

It has previously been shown in healthy subjects, that a carbonated water containing a mix of amino acids and chromium picolinate can decrease postprandial blood glucose. Based on these findings, a flavored sparkling water product called Good Idea® with a proprietary blend of five amino acids and chromium picolinate has been developed. This product, along with an identical placebo, are included in this study to evaluate the effects on postprandial blood glucose in healthy, overweight adults when consumed with a standardized, high glycemic test meal. The study will be conducted in a cross-over design, double-blinded and placebo controlled, including 45 participants. The primary endpoint of the study is the incremental area under the curve (iAUC) for capillary blood glucose within 180 minutes after ingestion of the meal.

Being tested
Carbonated water with amino acids and chromium, Placebo Carbonated Water
Medical subject headings
Hyperglycemia, Metabolic Syndrome, Diabetes Mellitus, Type 2

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Carbonated water with amino acids and chromiumDietary supplement

    The active carbonated water containing amino acids and chromium picolinate is consumed with a standardized test meal. Postprandial glucose and insulin response is documented for 180 minutes

  • Placebo Carbonated WaterDietary supplement

    The placebo carbonated water is consumed with a standardized test meal. Postprandial glucose and insulin response is documented for 180 minutes

Study groups in NCT03552315
Study groupRoleWhat they receive
Water with amino acids and chromiumActive comparatorThe carbonated water with a proprietary blend of five amino acids and chromium picolinate is consumed with a standardized test meal to study its effects on glucose and insulin responses.
Receives: Dietary Supplement: Carbonated water with amino acids and chromium
Carbonated waterPlacebo comparatorThe placebo carbonated water is consumed with a standardized test meal to study its effects on glucose and insulin responses.
Receives: Dietary Supplement: Placebo Carbonated Water

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. The three-hour incremental area under the curve (iAUC) for capillary blood glucose, 0-180 minutes

    The incremental area under the curve for capillary blood glucose will be measured within 180 minutes after a test meal. Blood samples will be collected at 8 time points during the 180 minutes.

    Measured: 0, 15, 30, 45, 60, 90, 120 and 180 minutes post test meal

Secondary outcomes (3)
  1. The three-hour iAUC for insulin, 0-180 minutes

    The incremental area under the curve for intravenous blood insulin will be measured within 180 minutes after a test meal. Blood samples will be collected at 8 time points during the 180 minutes.

    Measured: 0, 15, 30, 45, 60, 90, 120 and 180 minutes post test meal

  2. The three hour iAUC for intravenous glucose, 0-180 minutes

    The incremental area under the curve for intravenous blood glucose will be measured within 180 minutes after a test meal. Blood samples will be collected at 8 time points during the 180 minutes.

    Measured: 0, 15, 30, 45, 60, 90, 120 and 180 minutes post test meal

  3. The one-hour iAUC for intravenous Glucagon-like peptide 1 (GLP-1), 0-60 minutes

    The incremental area under the curve for intravenous blood GLP-1 will be measured within 60 minutes after a test meal. Blood samples will be collected at 5 time points during the 60 minutes.

    Measured: 0, 15, 30, 45 and 60 minutes post test meal

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted11 Jun 2018
  2. Study start24 Apr 2018
  3. Primary completion5 Sep 2018
  4. Study completion5 Sep 2018

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Crossover
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
44 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03552315
Sponsor's protocol ID
DG1802
Status last verified
Sep 2019
First submitted
23 Apr 2018
Last updated
4 Sep 2019
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A study testing Carbonated water with amino acids and chromium in people with Postprandial Hyperglycemia and Metabolic Syndrome, run by DoubleGood AB at 1 site in Sweden.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 17 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 4 Sep 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Sweden. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

The three-hour incremental area under the curve (iAUC) for capillary blood glucose, 0-180 minutes (time frame: 0, 15, 30, 45, 60, 90, 120 and 180 minutes post test meal). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 4 Sep 2019.

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