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Completed

NCT Number: NCT04639726

A Study to Evaluate the Effects of Pre-Meal Whey Protein Microgels Administration on Post-Prandial Glycemic Response.

This is a mechanistic, randomized, investigator-blinded, placebo-controlled, single-center, crossover study designed to evaluate the effects of premeal administration of whey protein microgels compared to placebo on postprandial glycemia in patients with type 2 diabetes.

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Key information

Conditions

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Orange County Research Center

Tustin, California, 92780, United States

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Willing and able to sign written informed consent prior to study entry.
  • Male or female, >18 years of age.
  • Established diagnosis of type 2 diabetes (documented by either HbA1c 6.5 - 10.0% or a history of type 2 diabetes diagnosis).
  • Treatment naïve or on active therapy with metformin at a daily dose of 1000-3000mg at screening. Dose of metformin must have been stable for at least 3 months prior to screening.
  • Patients must have a hematocrit value greater than or equal to 34.0% for females and 40% for males.
  • Patients must have a hemoglobin value greater than or equal to 11.0 g/dL for females and 13.5 g/dL for males.

Exclusion criteria

  • Fasting plasma glucose >220mg/dl at screening.
  • Impaired kidney function, epidermal growth factor receptor of <60mL/min/1.73m2 at screening.
  • BMI >40kg/m2.
  • Elevated liver transaminase > 3 upper limit of normal at screening.
  • Ongoing or recent (i.e. < 3month) treatment with any oral or injectable glucose-lowering drug other than metformin.
  • Ongoing or recent (i.e. < 3month) injectable insulin therapy.
  • Ongoing or recent (i.e. < 3 month) weight loss interventions (e.g. dietary weight loss programs) or any history of bariatric surgery or any documented weight loss >5% within previous 6 months.
  • Ongoing or recent (i.e. < 3 month) treatment with anorectic drugs, systemic steroids, medications known to affect gastric motility, or any condition known to affect gastro-intestinal integrity and food absorption.
  • Major medical/surgical event requiring hospitalization in the last 3 months.
  • Known allergy and intolerance to product components or acetaminophen.
  • Alcohol intake higher than 2 servings per day. A serving is 0.4dl of strong alcohols, 1dl of red or white wine, or 3dl of beer.
  • Are unable to comply with protocol procedures in the opinion of the investigator.
  • Have a hierarchical link with the research team members.
  • Positive pregnancy test at screening.
  • Patients who have been dosed in another clinical trial with any investigational drug/new chemical entity within 30 days or 5 half-lives (whichever is longer) prior to screening, or patients currently participating in any investigational trial.
  • Donation of blood or significant amount of blood loss within 8 weeks prior to screening. Patients must also agree to not donate blood within 8 weeks after their last visit.

Treatment and study plan

Whey Protein Micro Gel

Dietary Supplement

The test product is whey protein microgels 10g, reconstituted in 125ml water.

Water without Whey Protein.

Other

A matching placebo (125ml of water without whey protein) will be used as control.

Primary outcomes

  1. Post-prandial glycemic excursion.

    Time frame: -30, -15, 0, 15, 30, 45, 60, 120,150, 180, and 240 minutes.

    Incremental area under the curve post-prandial glycemic excursion (iAUC 0-3 hours)

Secondary outcomes

  1. 2h post-prandial glucose

    Time frame: -30, -15, 0, 15, 30, 45, 60, 120,150, 180, and 240 minutes.

    Incremental area under the curve 2hours post-prandial glucose levels

  2. Total glucose

    Time frame: -30, -15, 0, 15, 30, 45, 60, 120,150, 180, and 240 minutes.

    Total glucose AUC (tAUC 0-3hours)

  3. Plasma glucose

    Time frame: -30, -15, 0, 15, 30, 45, 60, 120,150, 180, and 240 minutes.

    Plasma glucose iCmax

  4. Plasma glucose

    Time frame: -30, -15, 0, 15, 30, 45, 60, 120,150, 180, and 240 minutes.

    Plasma glucose Tmax

  5. Plasma glucose

    Time frame: -30, -15, 0, 15, 30, 45, 60, 120,150, 180, and 240 minutes.

    Plasma glucose AUC (iAUC 0-4hours, tAUC 0-4hours)

  6. Serum insulin

    Time frame: -30, -15, 0, 15, 30, 45, 60, 120,150, 180, and 240 minutes.

    Serum insulin (iAUC 0-3hours, iCmax, Tmax, tAUC 0-3hours)

  7. Plasma glucagon

    Time frame: -30, -15, 0, 15, 30, 45, 60, 120,150, 180, and 240 minutes.

    Plasma glucagon (iAUC 0-3hours, iCmax, Tmax, tAUC 0-3hours)

  8. Plasma Glucagon-like Peptide-1

    Time frame: -30, -15, 0, 15, 30, 45, 60, 120,150, 180, and 240 minutes.

    Plasma GLP-1 (iAUC 0-2hours, iCmax, Tmax, tAUC 0-2hours)

  9. Plasma Gastric Inhibitory Polypeptide

    Time frame: -15, 0, 30, 60, 90, and 120 minutes.

    Plasma GIP (iAUC 0-2hours, iCmax, Tmax, tAUC 0-2hours)

  10. Plasma ghrelin

    Time frame: -15, 0, 30, 60, 90, and 120 minutes.

    Plasma ghrelin (iAUC 0-2hours, iCmax, Tmax, tAUC 0-2hours)

  11. Plasma cholecystokinin

    Time frame: -15, 0, 30, 60, 90, and 120 minutes.

    Plasma cholecystokinin (CCK) (iAUC 0-2hours, iCmax, Tmax, tAUC 0-2hours)

  12. Plasma peptide

    Time frame: -15, 0, 30, 60, 90, and 120 minutes.

    Plasma peptide-YY (PYY) (iAUC 0-2hours, iCmax, Tmax, tAUC 0-2hours)

  13. Serum triglycerides

    Time frame: -15, 0, 30, 60, 90, and 120 minutes.

    Serum triglycerides (iAUC 0-2hours, iCmax, Tmax, tAUC 0-2hours)

  14. Gastric emptying

    Time frame: -15, 0, 15, 30, 45, 60, 90, 120, 180, and 240 minutes.

    Gastric emptying (AUC 0-4hours, Cmax and Tmax for acetaminophen)

  15. Beta-cell function I

    Time frame: -15, 0, 30, 60, 90, and 120 minutes.

    Beta-cell function I: AUC insulin 0-3hours: AUC glucose 0-3hours ratio

  16. Beta-cell function II

    Time frame: -15, 0, 30, 60, 90, and 120 minutes.

    Beta-cell function II: Insulinogenic index (IGI): [insulin (30-0 minutes) (μU/mL)/glucose (30-0 minutes) (mg/dL)]

Other outcomes

  1. Plasma glucose

    Time frame: 0, 15, 30, 45, 60, 90, 120, 150, 180, and 240 minutes

    Plasma glucose at individual timepoints

  2. Serum insulin

    Time frame: 0, 15, 30, 45, 60, 90, 120, 150, 180, and 240 minutes

    Serum insulin at individual timepoints

  3. Plasma glucagon

    Time frame: 0, 15, 30, 45, 60, 90, 120, 150, 180, and 240 minutes)

    Plasma glucagon at individual timepoints

  4. Plasma glucose

    Time frame: -30, -15, 0, 15, 30, 45, 60, 120,150, 180, and 240 minutes.

    Plasma glucose (iAUC 0-2hours, iAUC 0-1hour, tAUC 0-2hours, tAUC 0-1hour)

  5. Serum insulin

    Time frame: -30, -15, 0, 15, 30, 45, 60, 120,150, 180, and 240 minutes.

    Serum insulin (iAUC 0-4hours, tAUC 0-4hours, iAUC 0-2hours, tAUC 0-2hours, iAUC 0-1hour, tAUC 0-1hour)

  6. Plasma glucagon

    Time frame: -30, -15, 0, 15, 30, 45, 60, 120,150, 180, and 240 minutes.

    Plasma glucagon (iAUC 0-4hours, tAUC 0-4hours, iAUC 0-2hours, tAUC 0-2hours, iAUC 0-1hour, tAUC 0-1hour)

  7. Plasma GLP-1

    Time frame: -15, 0, 30, 60, 90, 120 minutes.

    Plasma GLP-1 (iAUC 0-1hour, tAUC 0-1hour)

  8. Plasma GIP

    Time frame: -15, 0, 30, 60, 90, 120 minutes.

    Plasma GIP (iAUC 0-1hour, tAUC 0-1hour)

  9. Serum triglycerides

    Time frame: -15, 0, 30, 60, 90, 120 minutes

    Serum triglycerides (iAUC 0-1hour, tAUC 0-1hour)

  10. Plasma ghrelin

    Time frame: -15, 0, 30, 60, 90, 120 minutes

    Plasma ghrelin (iAUC 0-1hour, tAUC 0-1hour)

  11. Plasma cholecystokinin

    Time frame: -15, 0, 30, 60, 90, 120 minutes

    Plasma cholecystokinin (CCK) (iAUC 0-1hour, tAUC 0-1hour)

  12. Plasma peptide

    Time frame: -15, 0, 30, 60, 90, 120 minutes.

    Plasma peptide-YY (PYY) (iAUC 0-1hour, tAUC 0-1hour)

Sponsors and collaborators

Lead sponsor

Société des Produits Nestlé (SPN)

Industry

Registry information

Official study title

A Randomized, Placebo-Controlled, Single-Center, Crossover Study to Evaluate the Effects of Pre-Meal Whey Protein Microgels Administration on Post-Prandial Glycemic Response in Patients with Type 2 Diabetes.

Important dates

Study start
2020
Primary completion
2020
Study completion
2020
First posted
Nov 20, 2020
Registry last updated
Oct 15, 2024

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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