FEMAIL has worked with health experts, nutritionists and dieticians to identify the foods such as (top row; left to right): Marmite, beetroot and yogurt, that will power the brain for a busy day at work and the ones you must avoid such as (bottom row, left to right): white bread, baked potatoes and pasta, as eating them will result in loss of energy and productivity.
Why you should be eating beetroot, yoghurt and MARMITE at your desk: Experts reveal foods that will improve performance (and the snacks to always avoid)
