1. A process for preparing dietetic carbonated soft drink, comprising: a. pool of water and a sweetening amount of Reb D to produce water, sweetened Reb D b. introducing carbon dioxide into the water, sweetened Reb D, to obtain sweetened carbonated Reb D water c. Association sweetened carbonated water Reb D unsweetened syrup to form a carbonated soft dietary napitka.2. A method according to Claim. 1, wherein the carbonated water Reb D sweetened with syrup combined by introducing a flow of carbonated sweetened Reb D water into the container simultaneously with the flow of unsweetened siropa.3. A method according to Claim. 1, in which water, sweetened Reb D, contains from 400 to 500 ppm Reb D.4. A method according to Claim. 1, in which water, sweetened Reb D, contains from 425 to 475 ppm Reb D.5. A method according to Claim. 1 wherein unsweetened syrup contains one or more selected from dyes, acids, caffeine, flavors and konservantov.6. A method according to Claim. 1 further comprising combining Reb D, and water in the storage tank vody.7. A method according to Claim. 1, wherein 1 part syrup with 5 parts of combined water, sweetened Reb D.8. Dietetic carbonated soft drink produced by the method of claim. 1.9. Dietetic carbonated soft drink according to claim. 8 having a pH from 3 to 5.10. A process for preparing dietetic carbonated soft drink, vklyuchayuschiya. pool of water and a sweetening amount of rebaudioside D (Reb D) to produce water, sweetened Reb D b. Association carbonated water Reb D sweetened with syrup c. introducing carbon dioxide into a combination of water, sweetened Reb D, and a syrup to obtain a dietary carbonated soft napitka.11. The method of claim. 10, further comprising administering a dietary carbonated soft beve1. Способ получения диетического газированного безалкогольного напитка, включающий:a. объединение воды и подслащивающего количества Reb D с получением воды, подслащенной Reb Db. введение диоксида углерода в воду, подслащенную Reb D, с по