Glycemic Index of Sweet Corn

Determination of the Glycemic Index of Differently Processed Sweet Corn

Processing sweet corn may impact digestibility and, therefore, glycemic response following consumption. The primary aim of this study is to assess the glycemic index of various sweet corn products and varieties. An exploratory aim is to assess hunger/satiety scores following sweet corn intake.

Inclusion Criteria:

• Able to provide written consent in English
• Willing to consume 50 g of glucose in less than 15 minutes (2 mornings)
• Willing to consume around 250 to 350 g of sweet corn in 10 to 15 minutes (3 mornings)
• Willing to provide 7 capillary blood samples by fingerstick (by fine lancet) during each 2-hour session

Exclusion Criteria:

• Metabolic disease or condition affecting blood glucose, such as diabetes type 1 and 2, metabolic syndrome, or polycystic ovary syndrome
• Baseline fasting blood glucose > 100 mg/dL
• Currently pregnant