Inclusion Criteria:  Healthy men and women 30 to 70 years old  Exclusion Criteria:  History of:  stroke or myocardial infarction gastrointestinal disorders neurological disorders (epilepsy, multiple sclerosis, Parkinson's disease, stroke, etc) known metabolic disorders (liver, renal or clinically diagnosed diabetes) drug treatment for lipid reduction or hypertension, psychiatric medication use