Formula 1 nutritional shake mix makes a great tasting shake, specifically formulated with all necessary quality soy protein isolate, as nutritional food product for nutritional requirements. packed with vitamins & minerals along with natural herbs, antioxidants and dietary fiber, it provides desired protein and nutrition without overloading unnecessary fat and calories. one serving of formula 1 shake mix provides 90 kcals of energy. enjoy formula 1 shakes once or twice a day along with portion controlled nutrition and exercise to help towards losing weight, energy and fitness management and keeping the body fit. formula 1 nutritional shake mixes are tested for glycemic index (gi) and test result confirms it as low gif1 nutritional shake mixes are tested for low gi by temasek polytechnic, singapore. it is available in 7 exciting flavors like kulfi, mango, strawberry, french vanilla, dutch chocolate, orange cream and banana caramel flavor.