Compositions and methods for improving rebaudioside x solubility

Abstract

Polymorphic and amorphous forms of Rebaudioside X and methods for preparing the same are provided herein. Also provided herein are Rebaudioside X complexes and methods for preparing the same. Sweetener compositions and sweetened compositions comprising Rebaudioside X forms and Rebaudioside X complexes are described, as well as and methods of their preparation. Methods of improving the flavor and/or temporal profile of sweetenable compositions, such as beverages, are also provided herein.

1 .- 10 . (canceled) 
     
     
         11 . Amorphous Rebaudioside X. 
     
     
         12 . The amorphous Rebaudioside X of  claim 11 , wherein the amorphous Rebaudioside X has a water solubility greater than about 0.3%. 
     
     
         13 . The amorphous Rebaudioside X of  claim 11 , wherein the amorphous Rebaudioside X has a particle size less than 200 nm. 
     
     
         14 . A sweetener composition comprising amorphous Rebaudioside X. 
     
     
         15 . The sweetener composition of  claim 14 , wherein amorphous Rebaudioside X is present in an effective amount to provide a sucrose equivalence of greater than about 10% in a sweetened composition. 
     
     
         16 . The sweetener composition of  claim 14 , further comprising at least one additional sweetener. 
     
     
         17 . The sweetener composition of  claim 14 , further comprising at least one additive selected from the group consisting of carbohydrates, polyols, amino acids and their corresponding salts, poly-amino acids and their corresponding salts, sugar acids and their corresponding salts, nucleotides, organic acids, inorganic acids, organic salts including organic acid salts and organic base salts, inorganic salts, bitter compounds, flavorants and flavoring ingredients, astringent compounds, proteins or protein hydrolysates, surfactants, emulsifiers, flavonoids, alcohols, polymers and combinations thereof. 
     
     
         18 . The sweetener composition of  claim 14 , further comprising at least one functional ingredient selected from the group consisting of saponins, antioxidants, dietary fiber sources, fatty acids, vitamins, glucosamine, minerals, preservatives, hydration agents, probiotics, prebiotics, weight management agents, osteoporosis management agents, phytoestrogens, long chain primary aliphatic saturated alcohols, phytosterols and combinations thereof. 
     
     
         19 . A tabletop sweetener composition comprising amorphous Rebaudioside X. 
     
     
         20 .- 62 . (canceled) 
     
     
         63 . The amorphous Rebaudioside X of  claim 11 , wherein the amorphous Rebaudioside X is in substantially pure form. 
     
     
         64 . The sweetener composition of  claim 14 , wherein Rebaudioside X is provided as a component of a partially purified  Stevia  extract or a mixture of steviol glycosides. 
     
     
         65 . The sweetener composition of  claim 64 , wherein Rebaudioside X is provided as a component of a partially purified  Stevia  extract, wherein the  Stevia  extract comprises Rebaudioside X in an amount greater than about 80% by weight on a dry basis. 
     
     
         66 . The sweetener composition of  claim 64 , wherein Rebaudioside X is provided as a component of a steviol glycoside mixture, wherein the steviol glycoside mixture comprises from about 5% to about 99% Rebaudioside X on a dry basis. 
     
     
         67 . The sweetener composition of  claim 14 , wherein amorphous Rebaudioside X is the sole sweetener. 
     
     
         68 . The amorphous Rebaudioside X of  claim 11  prepared by:
 (i) heating a mixture comprising solvent and Rebaudioside X; 
 (ii) cooling the mixture; and 
 (iii) removing the solvent from the mixture. 
 
     
     
         69 . The amorphous Rebaudioside X of  claim 68 , wherein the Rebaudioside X in (i) comprises Form A Rebaudioside X and/or Material E Rebaudioside X. 
     
     
         70 . The amorphous Rebaudioside X of  claim 68 , wherein the solvent comprises water, ethanol, methanol or a combination thereof. 
     
     
         71 . The amorphous Rebaudioside X of  claim 70 , wherein the solvent is water. 
     
     
         72 . The amorphous Rebaudioside X of  claim 71 , wherein the mixture is heated to about reflux. 
     
     
         73 . The amorphous Rebaudioside X of  claim 70 , wherein the solvent is ethanol. 
     
     
         74 . The amorphous Rebaudioside X of  claim 73 , wherein the mixture is heated to about reflux. 
     
     
         75 . The amorphous Rebaudioside X of  claim 70 , wherein the solvent is methanol. 
     
     
         76 . The amorphous Rebaudioside X of  claim 75 , wherein the mixture is heated to about reflux. 
     
     
         77 . The amorphous Rebaudioside X of  claim 68 , wherein the resultant mixture of (i) is cooled to room temperature. 
     
     
         78 . The amorphous Rebaudioside X of  claim 68 , wherein the solvent is removed by a method selected from decantation, centrifugation, filtration, evaporation, vacuum or spray-drying. 
     
     
         79 . The amorphous Rebaudioside X of  claim 79 , wherein the solvent is removed by spray-drying.