The aim of this interventional study was to investigate the postprandial effect of two types of functional crackers, with 10% grape seed flour or 40% barley flour, enriched with β-glucan, in metabolic biomarkers of healthy participants.
A pilot cross-over, controlled, randomized and single-blinded, intervention-clinical trial was carried out, in twelve healthy men and women, aged nineteen to sixty-five years, after random allocation into the control, the grape and the barley interventional groups, received a high-fat and high-carbohydrate meal, containing wheat flour or wheat and 10% grape seed flour or wheat and 40% barley flour, enriched with β-glucan, crackers. Participants consumed the same meals, allocating in cross-over order, with 1 washout week after each trial period. Differences on the metabolism of postprandial serum total, High Density Lipoprotein (HDL-), Low Density Lipoprotein (LDL-) cholesterol, glucose, triglycerides and uric acid levels, as well as of plasma total antioxidant capacity according to Ferric Reducing Antioxidant Power method, were determined between groups in fasting, thirty minutes, one and a half hour, and three hours after meal intake.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
SINGLE
Enrollment
13
The crackers was enriched with 10% grape seed flour
The crackers consisted of 60% wheat flour, 40% barley flour and was enriched with β-glucans.
University of the Aegean
Myrina, Limnos/Lesvos, Greece
Glucose
Glucose concentration changes from baseline at 3hours
Time frame: 3 hours
Total Antioxidant Capacity
Total Antioxidant Capacity concentration changes from baseline at 3 hours
Time frame: 3 hours
Total cholesterol
Total cholesterol concentration changes from baseline at 3hours
Time frame: 3 hours
High Density Lipoprotein cholesterol
High Density Lipoprotein concentration cholesterol changes from baseline at 3hours
Time frame: 3 hours
Low Density Lipoprotein cholesterol
Low Density Lipoprotein cholesterol concentration changes from baseline at 3hours
Time frame: 3 hours
Triglycerides
Triglycerides concentration changes from baseline at 3hours
Time frame: 3 hours
Uric Acid
Uric Acid concentration changes from baseline at 3hours
Time frame: 3 hours
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