The system analysis of domestic and foreign literature and other sources of information concerning features of a karbogidratny (carbohydrate) technique of unloading loading and its use in sports practice is carried out. The main phases of a karbogidratny technique are considered and in detail stated: фаза№1 – carbohydrate unloading, фаза№2 – carbohydrate loading. The attention to structure and use of the main products in food allowances of athletes, both in a phase of carbohydrate unloading, and in a phase of carbohydrate loading is focused. The obtained data demonstrate that the carbohydrate technique of unloading loading applied in an elite sport still far hasn't exhausted all the opportunities. In the long term this technique can be used not only in practiceof sport, but also in clinical medicine for treatment of patients with various diseases, and also with the improving purpose.