Effect of a Nutritional Product Containing Carob Extract on Carbohydrate Metabolism in Glucose-intolerant Subjects

Inclusion Criteria: * Subjects of both sexes aged 18-65 years. * Diagnosis of glucose intolerance according to the American Diabetes Association (at least one of the following criteria): * Impaired fasting glucose (100-125 mg/dl) * Impaired glucose tolerance (oral glucose tolerance test with 2-hour plasma glucose between 140-199 mg/dl) * Glycated hemoglobin between 5.7% and 6.4% * Body mass index between 20-35 kg/m². * Stable dietary habits: no weight gain or loss greater than 5 kg in the last ten weeks. * Volunteers capable of understanding the clinical study and willing to comply with the study procedures and requirements. Exclusion Criteria: * Use of medications that may interfere with glucose metabolism. * Subjects with a history of any type of hepatic or renal disease. * Alcohol consumption greater than 20 g/day. * History of allergic hypersensitivity or poor tolerance to any component of the study products. * Participation in another clinical trial within the three months prior to the study. * Lack of willingness or inability to comply with clinical trial procedures. * Pregnant or breastfeeding women.