

High in nitrates, it’s believed that cooked fresh (not pickled) beetroot can have a positive effect on oxygen levels, meaning you can train for longer. Want to improve your endurance and lose weight as a result? Believe in the mighty beetroot.

Good for: Team Sky’s favourite vegetable.

Rich in: Potassium, beta-carotene, calcium, iron, magnesium, sodium, vitamins A and C. But they’re also packed with nutrients that help improve your digestive system. Good for: About 96 per cent of a cucumber is water and dietary fibre, making it a low-calorie, no-fat food that will make you feel full.
BELLY BUSTER FOODS PLUS
Rich in: Vitamins A, B3, B6, and K plus iron, sodium, potassium and magnesium. Plus it’s low in fat – just eat it skinless, and not deep-fried! Good for : Chicken is a superb form of protein, low in calories but absolutely rammed with nutrients such as iron and magnesium that your body craves, it feeds you while filling you up at the same time. Rich in: Calcium, healthy fats, iron, magnesium, phosphorus, potassium, protein, sodium, selenium, vitamins A, B, C, D and E, zinc. They also contain most of the nutrients your body needs. Good for: They may be tiny but sardines are crammed with protein, which helps stabilise blood-sugar levels, making you less likely to get food cravings. Rich in: Protein, healthy fats, calcium, vitamins D and E. This essential nutrient helps control your thyroid and so can help prevent low metabolism. It also contains a significant amount of iodine. Good for: This fish is packed with important nutrients so is a great one for satisfying your hunger for longer, and is relatively low in calories.
