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The primary endpoint of this trial will be to evaluate if a single administration in human of a lemon ice tea containing 500 mg of a polyphenol-rich algal powder is able to reduce postprandial glycemia and insulinemia.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Brown Seaweed Lemon Tea | Experimental | Single administration of lemon tea containing 500 mg of brown seaweed powder and 50 g of sucrose |
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| Placebo lemon tea | Placebo Comparator | Single administration of placebo lemon tea containing 50 g of sucrose |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Reduction of glycemic index of ingested foods | Dietary Supplement | Oral administration of the experimental lemon tea powder(56.1 g) and the placebo lemon tea powder (55.6 g) dissolved in water. Each participant will receive both treatment in a cross-over protocol design during 2 visits separated by a 2-weeks period. The day before both intervention, participants will consume a standardised meal for the supper. |
| Measure | Description | Time Frame |
|---|---|---|
| Significant reduction in postprandial glycemia | Immediately after product administration (single use) | |
| Significant reduction in postprandial insulinemia | Immediately after product administration (single use) |
| Measure | Description | Time Frame |
|---|---|---|
| Frequency and severity of Adverse Events as a Measure of Safety and Tolerability | First administration up to 7 days after last administration |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Patrick Couture, MD, PhD | Institut des nutraceutiques et des aliments fonctionnels | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Institut des Nutraceutiques et des Aliments Fonctionnels (INAF) | Québec | Quebec | Canada |
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| ID | Term |
|---|---|
| D006943 | Hyperglycemia |
| ID | Term |
|---|---|
| D044882 | Glucose Metabolism Disorders |
| D008659 | Metabolic Diseases |
| D009750 | Nutritional and Metabolic Diseases |
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