Method of preparing an unsaturated fatty acid dry concentrate
There is provided a method of preparing an unsaturated fatty acid dry concentrate, wherein a substance comprising at least one unsaturated fatty acid is applied on a biologically inert matrix having a large surface area and is subsequently dried, as well as a composition comprising at least one unsaturated fatty acid and foods, beverages, drugs comprising this composition.
1. A method of increasing stability of an unsaturated fatty acid comprising:
preparing a matrix/fatty acid mixture by applying a substance comprising at least one unsaturated fatty acid to a non-porous biologically inert matrix having a large surface area of from 100 to 1000 m 2 /g; and
drying the matrix/fatty acid mixture to prepare an unsaturated fatty acid dry concentrate; wherein stability of the fatty acid is increased.
2. The method of claim 1 , wherein the substance is applied to the matrix through at least one jet nozzle.
3. The method of claim 1 , wherein the matrix/fatty acid mixture is blended in a mixing device.
4. The method of claim 3 , wherein the matrix/fatty acid mixture is blended with the aid of a mixing screw.
5. The method of claim 3 , wherein the matrix/fatty acid mixture is vacuum-dried.
6. The method of claim 5 , wherein the matrix/fatty acid mixture is dried at 1-50 mbar.
7. The method of claim 6 , wherein the matrix/fatty acid mixture is dried at 10-30 mbars.
8. The method of claim 5 , wherein the matrix/fatty acid mixture is dried at 10 to 50° C.
9. The method of claim 8 , wherein the matrix/fatty acid mixture is dried at 30 to 36° C.
10. The method of claim 1 , wherein the matrix is defined as a silicon matrix.
11. The method of claim 10 , wherein the matrix is further defined as a Silicium dioxydatum dispersum-matrix.
12. The method of claim 1 , wherein the substance comprises linseed oil, safflower oil, borage oil, hempseed oil, soybean oil, bumpkin seed oil, sunflower oil, sesame seed oil, evening primrose oil, and/or fish oil.
13. The method of claim 1 , wherein the substance comprises at least one highly unsaturated fatty acid.
14. The method of claim 13 , wherein the at least one highly unsaturated fatty acid is an omega-3, omega-6, omega-7, or omega-9 fatty acid.
15. The method of claim 1 , wherein 1 to 3 parts by weight of said substance per part by weight of said matrix are applied on said matrix.
16. The method of claim 15 , wherein 1.5 parts by weight of said substance per part by weight of said matrix are applied on said matrix.
17. The method of claim 1 , wherein at least one stabilizer is further added to the matrix/fatty acid mixture.
18. The method of claim 17 , wherein the at least one stabilizer is an antioxidant.
19. The method of claim 1 , wherein at least one odor and/or taste corrective is further added to the matrix/fatty acid mixture.
20. The method of claim 19 , wherein the odor and/or taste corrective is Etheroleum citri.
21. The method of claim 1 , wherein milk is added to the matrix/fatty acid mixture prior to drying.
22. The method of claim 21 , wherein the milk is pasteurized milk.
23. The method of claim 21 , wherein 1 to 2 parts by weight of milk are added per part by weight of the matrix/fatty acid mixture.
24. The method of claim 23 , wherein 1.5 parts by weight of milk are added per part by weight of the matrix/fatty acid mixture.
25. The method of claim 1 , wherein after drying, the matrix/fatty acid mixture is further processed to form powders, capsules, tablets or liquids.
26. The method of claim 1 , wherein after drying, the matrix/fatty acid mixture is added to a food and/or beverage.
27. The method of claim 26 , wherein the food and/or beverage is a baby food, milk product, and/or baking mixture.
28. A composition comprising at least one unsaturated fatty acid and a non-porous biologically inert matrix having a large surface area of from 100 to 1000 m 2 /g, wherein the unsaturated fatty acid has increased stability relative to the same fatty acid not bound to the matrix.
29. The composition of claim 28 , wherein the matrix is a silicon matrix.
30. The composition of claim 29 , wherein the matrix is a Silicium dioxydatum dispersum-matrix.
31. The composition of claim 28 , further defined as comprising linseed oil, safflower oil, borage oil, hempseed oil, soybean oil, bumpkin seed oil, sunflower oil, sesame seed oil, evening primrose oil and/or fish oil.
32. The composition of claim 28 , further defined as comprising at least one highly unsaturated fatty acid.
33. The method of claim 32 , wherein the at least one highly unsaturated fatty acid is an omega-3, omega-6, omega-7, or omega-9 fatty acid.
34. The composition of claim 28 , further defined as comprising 0.1 to 3 parts by weight of said at least one unsaturated fatty acid per part by weight of said matrix.
35. The composition of claim 28 , further defined as comprising at least one stabilizer.
36. The composition of claim 35 , wherein the at least one stabilizer is an antioxidant.
37. The composition of claim 28 , further comprising at least one odor and/or taste corrective.
38. The composition of claim 37 , wherein the at least one odor and/or taste corrective is Etheroleum citri.
39. The composition of claim 28 , further defined as comprising dried milk.
40. The composition of claim 39 , wherein the dried milk is dried pasteurized milk.
41. The composition of claim 39 , further defined as comprising 1 to 2 parts by weight of milk per part by weight of the matrix/fatty acid mixture.
42. The composition of claim 41 , further defined as comprising 1.5 parts by weight of milk per part by weight of the matrix/fatty acid mixture.
43. The composition of claim 28 , wherein the composition is dry.
44. The composition of claim 28 , wherein the composition is comprised in a food.
45. The composition of claim 28 , wherein the composition is comprised in a beverage.
46. The composition of claim 28 , wherein the composition is comprised in a drug.
47. The method of claim 8 , wherein the matrix/fatty acid mixture is dried at 30 to 50° C.