The Scottish Fruit Study

Inclusion Criteria: * Healthy men or post-menopausal women * Aged ≥40 and ≤ 70 years old. * BMI ≥ 18.5 kg/m2 * HbA1c \<6.5% Neuropsychological screening tasks will include the Mini-Mental State Examination (MMSE), the National Adult Reading Test (NART), the Geriatric Depression Scale (GDS), the Trail Making Test (TMT), the Controlled Oral Word Association Test (COWAT), the Hopkins Verbal Learning Test (HVLT), * MMSE \>= 27 * NART, TMT, COWAT and HVLT within acceptable norms Exclusion Criteria: * Exclusion Criteria Those with any of the following will be excluded from participation: We will ask the volunteers to complete a questionnaire to state current health complaints and current medication use. Chronic illness, including: thromboembolic or coagulation disease unregulated thyroid disease kidney disease hepatic disease severe gastrointestinal disorders pulmonary disease (e.g. chronic bronchitis, COPD, pacemaker implant) Alcohol or any other substance abuse Eating disorders a history of neurological abnormalities, Women who are lactating or breastfeeding, pregnant Allergic/intolerant to foods provided in the study (Fruit allergy). Alcohol and/or other substance abuse Smoking and the use of e-cigarettes Physically active at a competitive level (exercising strenuously on a daily basis for long periods of time) Medication exclusion criteria Oral steroids Tricyclic antidepressants, neuroleptics Anticoagulants Digoxin and anti-arrhythmics Insulin, Sulphonylureas, Thiazoli…