Beverage Re-Design: Juice Squeeze by Sara Stanger, via Behance - i think this is adorable! so different from the normal juice squeeze packaging. i dont know if that sort of top would work for carbonation though.
This BHG recipe for Carrot Lemonade has no added sugar. Carrot Lemonade ingredients 1 pound carrots, peeled and cut into chucks 2 cups water 3 cups pineapple juice and/or unsweetened white grape juice cup lemon juice Cold water Ice Lemon wedges