BiomeBakery Project

Inclusion Criteria: * Aging between 60-75 years old * Having normal vision and hearing * Having a normal body mass index (BMI\<30) * Having mild to moderate subjective cognitive complaints * Consuming bread (5 or more times a week) Exclusion Criteria: * Smoking * Having food allergies * Following restrictive and/or unbalanced diets * Changing dietary intake majorly in past month * Being diagnosed with any psychiatric or neurologic conditions (e.g. schizophrenia, depression, dementia) including eating disorders * Being diagnosed with any cardiometabolic diseases (including type II diabetes and cardiovascular disease), or suffering from hypertension or thrombosis related disorders or suffer from thyroid disease * Being anaemic * Currently taking anticoagulants, antiplatelet medication, antidepressants, proton-pump inhibitors * Currently consuming prebiotic or probiotic supplements * Continuous antibiotic use for \> 3 days within 1 month prior to enrolment * Continuous use of weight-loss drug for \> 1 month before screening * Having a significant gastrointestinal (GI) condition affecting absorption including (but not limited to) inflammatory bowel disease; total colectomy or bariatric surgery; irritable bowel disease; end stage renal disease; active cancer, or treatment for any cancer, in last 3 years * Having a high fibre intake defined as \> 20g of fibre/day * Wheat and/or gluten intolerance and having coeliac disease