Carb Killa®, the UK’s biggest Protein Bar brand* is available in a range of flavours, including: Birthday Cake, Caramel Chaos, Chocolate Chip Cookie Dough, Cookies & Cream, Dark Chocolate Mint, Dark Chocolate Raspberry, Fudge Brownie, Jaffa Quake, Peanut Nutter, White Chocolate Cookie and White Chocolate Salted Peanut. Each bar is made up from delicious triple layers, all coated in chocolate. With low sugar and low calories, this bar really is the perfect high-protein snack.