Four-hour Glycemic Kinetic Response Following 13C-enriched Oatmeal Breakfast Compared to Hot Corn Grits

Inclusion Criteria: * Subject is 18-45 years of age. * Subject has a body mass index (BMI) between 18.5 and 29.9 kg/m2, inclusive at screening (visit 1). * Subject has normal fasting serum glucose (\<6.5 mmol/L capillary corresponding to whole blood glucose \<5.8 mmol/L) at beginning of each visit. * Subject has no health conditions that would prevent him from fulfilling the study requirements as judged by the Investigator on the basis of medical history. * Subject understands the study procedures and signs forms providing informed consent to participate in the study and authorization for release of relevant protected health information to the study investigator. Exclusion Criteria: * Failure to meet any one of the inclusion criteria. * Failure to comply with pre-visit instructions on diet and physical activity. * Known history of clinically important medical conditions, such as any major trauma or surgical event within 3 months of screening, AIDS, cancer, hepatitis, endocrine (including Type 1 and Type 2 diabetes mellitus), cardiovascular (including, but not limited to, atherosclerotic disease, history of myocardial infarction, peripheral arterial disease, stroke), pulmonary, biliary, or GI disorders. * Subject using medications or supplements known to influence carbohydrate or lipid metabolism, including, but not limited to adrenergic blocks, diuretics, thiazolidinediones, metformin, statins, and systemic corticosteroids within 4 weeks of the screening visit. * Subject w…