Consumption of Potatoes, Avocados and Chickpeas and Cognitive Function in Older Adults

Exclusion Criteria

• •history of active small bowel disease or resection
• •atrophic gastritis
• •hyperlipidemia (LDL \>120 mg/dL or triglycerides \>150 mg/dL)
• •hypertension (\>150/90 mm Hg)
• •diabetes, alcoholism (\>2 drinks/d or 14 drinks/week)
• •pancreatic disease
• •anemia, and bleeding disorders (as determined by screening interview)
• •avocado, potato or chickpea allergy
• •pregnancy or lactation
• •diseases that interfere with fat absorption, e.g. colitis, celiac disease, Crohn's disease, cystic fibroids (as determined by screening interview)
• •medications that interfere with fat absorption, e.g. bile sequestrants (as determined by screening interview)
• •use of antipsychotic, antimanic, anti-inflammatory, monoamine inhibitors, or dementia medications
• •smoking or use of nicotine patches or gum (within past 6 months)
• •use of drugs suspected of interfering with metabolism of blood clotting, e.g. warfarin (as determined by screening interview)
• •subjects having extremely high dietary intakes of carotenoids as indicated by screening plasma values \> NHANES 95th percentile for lutein/zeaxanthin, beta-carotene, cryptoxanthin, or lycopene
• •stroke,head injury with loss of consciousness or seizures.
• •Non English speaking: This is a small study with a sample size. Logistically and financially, getting materials translated for such a small study is not feasible.