what are the gut superfoods?
["Apples, the world's most popular fruit.", "Oats, they're not just for horses.", 'Asparagus, the pungent vegetable.', 'Oat bran for your bowel movements.', 'Chicory root, the coffee substitute.', 'Green plantain, the savoury banana.', 'Flaxseed, a seedy superfood.', 'Jerusalem artichoke, a delicious weed.']