Absorption, Metabolism and Excretion of Apigenin and Apigenin Glycosides

Inclusion Criteria: * No prescription medications * BMI 18.5 - 29.9 kg/m2 * Weight ≥ 110 pounds * previously consumed cocoa, peanut, parsley, celery and chamomile products with no adverse reactions Exclusion Criteria: * Adults unable to consent * Prisoners * Non-English speaking * BMI ≥ 30 kg/m2 * Performing vigorous physical activity (i.e. more than 6 metabolic equivalence of task (MET) as defined by Centers for Disease Control and Prevention (CDC) and American College of Sports Medicine (ACSM) guidelines) for more than 3 days a week * Dietary allergies including those to nuts, cocoa and chocolate products, parsley, celery and chamomile. * Active avoidance of coffee and caffeinated soft drinks * Under current medical supervision * A history of cardiovascular disease, stroke, renal, hepatic, or thyroid disease * History of clinically significant depression, anxiety or other psychiatric condition * History of Raynaud's disease * History of difficult blood draws * Indications of substance or alcohol abuse within the last 3 years * Current use of herbal, plant or botanical supplements (multi-vitamin/mineral supplements are allowed) * Blood Pressure \> 140/90 mm Hg * GI tract disorders, previous GI surgery (except appendectomy) * Self-reported malabsorption (e.g. difficulty digesting or absorbing nutrients from food, potentially leading to bloating, cramping or gas) * Diarrhea within the last 3 months, or antibiotic intake within the last 3 months * Vegetarian, Vegan, food faddists, individuals using non-traditional diets, on a weight loss diet or individuals following diets with significant deviations from the average diet * Metabolic panel and cholesterol results or complete blood counts that are outside of the normal reference range and are considered clinically relevant by the study physician * Cold, flu, or upper respiratory condition at screening * Currently participating in a clinical or dietary intervention study