Potato Preload Mitigated Postprandial Glycemic Excursion in Healthy Subjects: An Acute Randomized Trial
Abstract
1. Introduction
2. Materials and Methods
2.1. Subjects Recruitment
2.2. Study Design
2.3. Meal Preparation
2.4. Measurements of Blood Glucose and Satiety
2.5. Data Processing and Statistical Analysis
3. Results
3.1. In Vitro Starch Digestion of Cooked Potato
3.2. Glycemic Responses
3.2.1. Glycemic Responses of Cooked Potatoes
3.2.2. Glycemic Response of Mixed Meals Containing Potatoes and Rice
3.2.3. Glycemic Response of Mixed Meals Containing HG, Potatoes and Rice
3.3. Subjective Appetite
4. Discussion
5. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Test Meals | Rice (g) | Potatoes (g) | HG (g) | Weight (g) | Protein (g) | Fat (g) | Soluble Fiber (g) | Insoluble Fiber (g) | Available CHO (g) | Energy (kcal) |
---|---|---|---|---|---|---|---|---|---|---|
Glucose (25 g AC) | - | - | - | 355.56 | - | - | - | - | 25.0 | 100.0 |
HP | - | 110.0 | - | 355.56 | 3.4 | 0.1 | 0.9 | 1.6 | 25.0 | 114.5 |
MP | - | 152.0 | - | 355.56 | 3.4 | 0.1 | 0.9 | 1.6 | 25.0 | 114.5 |
Glucose (50 g AC) | - | - | - | 355.56 | - | - | - | - | 50.0 | 200.0 |
Rice | 143.1 | - | - | 355.56 | 6.2 | 0.5 | 0.0 | 0.7 | 50.0 | 229.3 |
HP + R | 100.2 | 66.0 | - | 355.56 | 6.4 | 0.4 | 0.5 | 1.4 | 50.0 | 229.2 |
MP + R | 100.2 | 91.2 | - | 355.56 | 6.4 | 0.4 | 0.5 | 1.4 | 50.0 | 229.2 |
PHP + R | 100.2 | 66.0 | - | 355.56 | 6.4 | 0.4 | 0.5 | 1.4 | 50.0 | 229.2 |
PMP + R | 100.2 | 91.2 | - | 355.56 | 6.4 | 0.4 | 0.5 | 1.4 | 50.0 | 229.2 |
HG + HP + R | 100.2 | 66.0 | 11.8 | 355.56 | 6.5 | 0.4 | 10.5 | 1.4 | 50.0 | 229.6 |
PHG + HP + R | 100.2 | 66.0 | 11.8 | 355.56 | 6.5 | 0.4 | 10.5 | 1.4 | 50.0 | 229.6 |
PHP + HG + R | 100.2 | 66.0 | 11.8 | 355.56 | 6.5 | 0.4 | 10.5 | 1.4 | 50.0 | 229.6 |
PHG + PHP + R | 100.2 | 66.0 | 11.8 | 355.56 | 6.5 | 0.4 | 10.5 | 1.4 | 50.0 | 229.6 |
R | HP + R | MP + R | PHP + R | PMP + R | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Mean | SE | Mean | SE | Mean | SE | Mean | SE | Mean | SE | |
∆Peak (mmol/L) | 4.1 a | 0.2 | 4.3 a | 0.2 | 4.2 a | 0.2 | 3.7 a,b | 0.2 | 3.2 b | 0.2 |
∆Low (mmol/L) | −0.3a | 0.1 | −0.6 b | 0.1 | 0.3 a,b | 0.1 | −0.3 a | 0.1 | −0.2 a | 0.1 |
MAGE (mmol/L) | 4.4 a,b | 0.2 | 4.9 a | 0.2 | 4.5 a,b | 0.2 | 3.9 b,c | 0.2 | 3.4 c | 0.2 |
−∆G/∆G (%) | 67.5 a,b | 3.8 | 74.5 a,b | 5.2 | 79.6 a | 4.4 | 77.5 a | 5.4 | 61.1 b | 4.7 |
CONGA1 | 1.8 a | 0.2 | 2.0 a | 0.2 | 1.9 a | 0.2 | 2.2 a | 0.2 | 1.7 a | 0.2 |
iAUC0–30 | 50.4 a | 2.9 | 51.7 a | 3.5 | 52.5 a | 3.7 | 41.3 a,b | 2.9 | 37.2 b | 3.4 |
iAUC0–60 | 142.3 a | 11.3 | 150.9 a | 9.4 | 144.8 a | 9.9 | 127.6 a,b | 6.7 | 113.5 b | 9.0 |
iAUC0–120 | 230.4 a | 23.1 | 229.3 a | 18.4 | 213.5 a | 17.7 | 223.4 a | 19.0 | 214.0 a | 18.1 |
iAUC120–240 | 46.2 a | 10.0 | 15.6 b | 4.2 | 24.7 a,b | 8.3 | 36.6 a,b | 7.8 | 44.3 a | 9.7 |
iAUC0–240 | 276.7 a | 28.9 | 244.9 a | 20.2 | 238.2 a | 20.8 | 260.0 a | 21.8 | 258.3 a | 22.8 |
R | HP + R | HG + HP + R | PHG + HP + R | PHP + R | PHP + HG + R | PHG + PHP + R | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean | SE | Mean | SE | Mean | SE | Mean | SE | Mean | SE | Mean | SE | Mean | SE | |
∆Peak (mmol/L) | 4.1 a | 0.2 | 4.3 a | 0.2 | 4.1 a | 0.3 | 3.7 a | 0.2 | 3.7 a | 0.2 | 3.6 a | 0.2 | 2.9 b | 0.2 |
∆Low (mmol/L) | −0.3 a,b | 0.1 | −0.6 b | 0.1 | −0.4 a,b | 0.1 | −0.3 a,b | 0.1 | −0.3 a,b | 0.1 | −0.3 a,b | 0.1 | −0.2 a | 0.1 |
MAGE (mmol/L) | 4.4 a,b,c | 0.2 | 4.9 a | 0.2 | 4.5 a,b | 0.3 | 4.0 b,c | 0.3 | 3.9 c | 0.2 | 3.9 c | 0.2 | 3.1 d | 0.2 |
−∆G/∆G (%) | 67.5 b | 3.8 | 74.5 a,b | 5.2 | 85.6 a | 4.2 | 68.8 a,b | 7.2 | 77.5 a,b | 5.4 | 71.7 a,b | 6.2 | 81.5 a,b | 5..4 |
CONGA1 | 1.8 b | 0.2 | 2.0 b | 0.2 | 1.9 b | 0.2 | 2.6 a | 0.2 | 2.2 a,b | 0.2 | 2.2 a,b | 0.2 | 1.7 b | 0.1 |
iAUC0–30 | 50.4 a | 2.9 | 51.7 a | 3.5 | 57.5 a | 3.8 | 5.5 c | 1.4 | 41.3 b | 2.9 | 40.3 b | 3.8 | 38.4 b | 3.2 |
iAUC0–60 | 142.3 a | 11.3 | 150.9 a | 9.4 | 151.7 a | 8.5 | 52.0 c | 4.6 | 127.6 a,b | 6.7 | 126.6 a,b | 7.6 | 106.0 b | 6.4 |
iAUC0–120 | 230.4 a | 23.1 | 229.3 a | 18.4 | 203.5 a | 13.5 | 197.3 a | 16.2 | 223.4 a | 19.0 | 228.9 a | 17.2 | 176.8 a | 15.2 |
iAUC120–240 | 46.2 a,b | 10.0 | 15.6 c | 4.2 | 23.8 b,c | 6.3 | 53.7 a | 8.9 | 36.6 a,b,c | 7.8 | 56.5 a | 11.0 | 36.6 a,b,c | 9.5 |
iAUC0–240 | 276.7 a,b | 28.9 | 244.9 a,b | 20.2 | 227.2 a,b | 16.0 | 251.0 a,b | 20.0 | 260.0 a,b | 21.8 | 285.3 a | 25.0 | 213.3b | 21.7 |
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Zhao, W.; Zhou, Y.; Yuan, Y.; Fan, Z.; Wu, Y.; Liu, A.; Lu, X. Potato Preload Mitigated Postprandial Glycemic Excursion in Healthy Subjects: An Acute Randomized Trial. Nutrients 2020, 12, 2759. https://doi.org/10.3390/nu12092759
Zhao W, Zhou Y, Yuan Y, Fan Z, Wu Y, Liu A, Lu X. Potato Preload Mitigated Postprandial Glycemic Excursion in Healthy Subjects: An Acute Randomized Trial. Nutrients. 2020; 12(9):2759. https://doi.org/10.3390/nu12092759
Chicago/Turabian StyleZhao, Wenqi, Ying Zhou, Yuqing Yuan, Zhihong Fan, Yixue Wu, Anshu Liu, and Xuejiao Lu. 2020. "Potato Preload Mitigated Postprandial Glycemic Excursion in Healthy Subjects: An Acute Randomized Trial" Nutrients 12, no. 9: 2759. https://doi.org/10.3390/nu12092759
APA StyleZhao, W., Zhou, Y., Yuan, Y., Fan, Z., Wu, Y., Liu, A., & Lu, X. (2020). Potato Preload Mitigated Postprandial Glycemic Excursion in Healthy Subjects: An Acute Randomized Trial. Nutrients, 12(9), 2759. https://doi.org/10.3390/nu12092759