21g Protein | Low Sugar Protein Crunch is perfect for on-the-go refuelling, it tastes fantastic and delivers 21g of Protein and only 1.8g of sugar per bar. Available in three flavours, white chocolate caramel, milk chocolate peanut and milk chocolate caramel. All Protein Crunch bars are succulent triple layered snacks with soft caramel, a crunchy base enrobed in thick chocolate.