1. An improved synergistic composition comprising inulin having a polymerization degree (DP) below about 25, and sulfonylurea, and / or sulfonamide, and / or their derivatives, and / or their metabolites, or combinations thereof, for treating diabetes. . The improved synergistic composition of claim 1, wherein the inulin has a DP of from about 2 to about 23.3. The improved synergistic composition of claim 1, wherein the inulin has a DP of from about 2 to about 10.4. The improved synergistic composition of claim 1, wherein the inulin spans DP from about 2 to about 5.5. The improved synergistic composition of claim 4, wherein the inulin contains F2-F5.6. The improved synergistic composition according to claim 1, wherein the sulfonylurea is selected from the group consisting of glycoslide, glisoxepide, glibenclamide, glipizide, glibornuride, glimepiride, glychidone, glyclopyrimide, tolazamide, tolbutamide, chlorpropamide, metahexamide amide, carbamide, acetamide or carbamide selected from sulfamethoxazole, sulfisomidine, sulfacetamide, sulfadoxine, dichlorophenamide (DCP) and dorzolamide. 7. Improved synergistic composition according to any one of paragraphs. 1-6, where the composition contains one or more excipients and where at least one of these one or more excipients is inulin. Improved synergistic composition according to any one of paragraphs. 1-6, where the composition contains inulin as the sole excipient. 9. An improved synergistic composition according to claim 1, wherein the composition is presented in a single dosage form. The improved synergistic composition of claim 9, wherein the unit dosage form is a tablet or capsule. The improved synergistic composition according to claim 10, where1. Улучшенная синергическая композиция, содержащая инулин, имеющий степень полимеризации (DP) ниже примерно 25, и сульфонилмочевину , и/или, сульфонамид, и/или, их производные, и/или их метаболиты, или их комбинации, для лечения диабета.2. Улучшенная синергическая композиция