Balance Bar, the US producer of nutritional energy bars, has expanded its portfolio with a new bite-sized snack which is said to be “perfect for grab-and-go munching”. Balance Bites Pop-able Snacks are positioned as “perfect for an on-the-go afternoon snack or a wholesome addition to your breakfast mixed into Greek yoghurt”. In addition, they are claimed to have only 190 calories and 13 grams of protein, and to be gluten …