Inclusion Criteria:  Glycemia: 100-125mg/dL Both sexes Overweight BMI range (27-32) Age: 20-50 years old  Exclusion Criteria:  Metabolic/Chronical disease Menopausal women Being pregnant, breastfeeding or wanting to have a baby Former obese with a history of yoyo effect Have been involved in a weight loss program in the past 12 months or subjected to weight reduction surgery Having started or quit smoking, having a high alcohol consumption Have in the past been in a long-term antibiotherapy (1 month or more) and/or a regular antibiotherapy in the past 12 months Allergy to olive, artichoke, black currant, grapefruit, grape, white kidney bean, olive, pomegranate.