Whether it's game day or leg day, our Mixed Berry flavour has the electrolytes you need to help push through your most rigorous workouts. This FitSip Concentrated flavour cartridge is enhanced with electrolytes and has no sugar, zero calories, is dairy-free, and has no artificial flavours or colors. We understand that drinking enough water can be challenging. At Cirkul, our mission is to make drinking water delicious, convenient, and fun.