Dietary biomarkers of commonly consumed foods

INTERVENTION: Randomised study where subjects will consume one of the following in random order on one occasion only and samples will be collected following consumption (up to 4 h post consumption): Broccoli, red bell peppers, oranges, apples, madeira sponge cake, spaghetti, white bread, wholemeal bread and cheddar cheese. One day after consumption of the foods a fasting blood and urine sample will also be collected. CONDITION: Dietary biomarkers ; Nutritional, Metabolic, Endocrine PRIMARY OUTCOME: Identification of markers in blood and urine that relate to the consumption of the food. SECONDARY OUTCOME: No secondary outcome measures INCLUSION CRITERIA: 1. Healthy adults aged between 18 and 60 years old 2. BMI > 18.5 and < 30 kg/m2