Abstract:Abstract：Sports drink is a kind of drinks which supplies water，electrolyte and vitamin to athletes and improves energy expenditure and the reduction of cell function.Sports drink is in favor of osmotic balance and improving athletic performance.People pay much attention to sports drink along with the fitness trend and thus sports drink has a good market prospects.Because energy expenditure by professional athletes，general athletes and physical workers is different，sports drink has different classifications and the formulas of each classification are not the same.As people are requiring healthier and more delicious food，more and more factors of the component selection should be taken into account.Based on the development of sports drinks，the classification of sports drinks，the elements of sports drinks，formula design and functional evaluation methods were summarized.At the same time，suggestions for the future development direction of sports drinks were put forward.