IP Library › Granted Patent US 12690605
Granted Patent B2
US 12690605 · App. 17/771,744 · Granted Jul 28, 2026

Soluble dietary fiber and methods of making and use thereof

Inventors: Brian Pierce (Hoffman Estates, IL); Mervyn De Souza (Hoffman Estates, IL); Leslie Kleiner (Hoffman Estates, IL); Bart Moyson (Ghent, BE)
Assignee: Tate & Lyle Solutions USA LLC
A23L33/21A23G1/48A23G3/48A23L2/52
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Quick Facts
Patent No.
US 12690605
App. No.
17/771,744
Granted
Jul 28, 2026
Kind
B2
Abstract

The present disclosure relates generally to a soluble dietary fiber, and related methods and products. The soluble dietary fiber possesses enhanced properties relative to conventional soluble dietary fibers, including a small median particle size and narrow particle size distribution.

Claims (57)

1 . The soluble dietary fiber in particulate form, having a d10 of no more than 40 μm, a d50 in the range of 5 μm to 100 μm, and a d90 in the range of 20 μm to 200 μm, and having a linkage pattern comprising:

25-45% terminally-linked glucopyranosyl residues;

10-22% 6-linked glucopyranosyl residues;

13-32% 4-linked glucopyranosyl residues;

2-11% 3-linked glucopyranosyl residues;

3-13% 4,6-linked glucopyranosyl residues;

1-5% 3,6-linked glucopyranosyl residues; and

0.5-4% 2,4-linked glucopyranosyl residues;

wherein the total amount of dextrose oligomers and dextrose in the soluble dietary fiber is at least 95% by weight, on a dry solids basis; and

wherein the d10 value is at least 25% of the d50 value, and/or wherein the d90 value is no more than 400% of the d50 value.

2 . The soluble dietary fiber according to claim 1 , wherein the d10 is no more than 30 μm, the d50 is in the range of 5 μm to 95 μm, and the d90 is in the range of 20 μm to 100 μm.

3 . The soluble dietary fiber according to claim 1 , wherein the d10 is no more than 30 μm, the d50 is in the range of 5 μm to 60 μm, and the d90 is in the range of 20 μm to 100 μm.

4 . The soluble dietary fiber according to claim 1 , having a moisture content in the range of 0.5-6 wt %.

5 . The soluble dietary fiber according to claim 1 , having a weight-average molecular weight in the range of 1000 g/mol to 2500 g/mol.

6 . The soluble dietary fiber according to claim 1 , having a glass transition temperature in the range of 50° C. to 100° C. when measured at 95% solids.

7 . The soluble dietary fiber according to claim 1 , having a total amount of mono-and disaccharides up to 25 wt % on a dry solids basis.

8 . The soluble dietary fiber according to claim 1 , having a linkage pattern comprising:

29-45% terminally-linked glucopyranosyl residues;

10-22% 6-linked glucopyranosyl residues;

13-27% 4-linked glucopyranosyl residues;

2-11% 3-linked glucopyranosyl residues;

3-13% 4,6-linked glucopyranosyl residues;

1-5% 3,6-linked glucopyranosyl residues; and

0.5-4% 2,4-linked glucopyranosyl residues.

9 . The soluble dietary fiber according to claim 1 , having a fiber content of at least 65% by weight on a dry solids basis.

10 . The soluble dietary fiber according to claim 1 , wherein the soluble dietary fiber is made by a process comprising:

providing a saccharide feed comprising at least 95 wt % on a dry solids basis of dextrose and/or dextrose oligomers;

reacting the saccharide feed in the presence of water and in the substantial absence of sugar alcohols at a total solids concentration of at least about 80% by weight and a temperature of at least about 120° C. with at least one acid catalyst that accelerates the rate of cleavage and formation of glucosyl bonds for a time sufficient to produce a product composition having a fiber content of at least 60% fiber.

11 . The soluble dietary fiber according to claim 1 , wherein the particulate form has a substantially spherical morphology.

12 . A food product comprising a soluble dietary fiber according to claim 1 .

13 . The food product according to claim 12 , wherein the food product is a chocolate, confectionary composition, or cream filling.

14 . The food product according to claim 12 , wherein the food product is a fatty spread; a milk-based spread, a chocolate-based spread, or a nut-based spread such as peanut butter, almond butter and cashew butter.

15 . A soluble dietary fiber in particulate form, having a d10 in the range of 10 μm to 40 μm, a d50 in the range of 15 μm to 95 μm, and a d90 in the range of 55 μm to 100 μm, wherein the d10 value is at least 33% of the d50 value, and wherein the d90 value is no more than 300% of the d50 value, the soluble dietary fiber having a fiber content of at least 65% and a linkage pattern comprising:

25-45% terminally-linked glucopyranosyl residues;

10-22% 6-linked glucopyranosyl residues;

13-32% 4-linked glucopyranosyl residues;

2-11% 3-linked glucopyranosyl residues;

3-13% 4,6-linked glucopyranosyl residues;

1-5% 3,6-linked glucopyranosyl residues; and

0.5-4% 2,4-linked glucopyranosyl residues,

wherein the soluble dietary fiber is made by a process comprising:

providing a saccharide feed comprising at least 95 wt % on a dry solids basis of dextrose and/or dextrose oligomers;

reacting the saccharide feed in the presence of water and in the substantial absence of sugar alcohols at a total solids concentration of at least about 80% by weight and a temperature of at least about 120° C. with at least one acid catalyst that accelerates the rate of cleavage and formation of glucosyl bonds for a time sufficient to produce a product composition having a fiber content of at least 65% fiber by weight on a dry solids basis,

wherein the soluble dietary fiber has a weight-average molecular weight in the range of 1000 g/mol to 2500 g/mol, and a glass transition temperature in the range of 50° C. to 100° C. when measured at 95% solids,

wherein the particulate form is made by spray-drying and has a substantially spherical morphology, and

wherein the soluble dietary fiber in particulate form has a moisture content of no more than 6 wt %.

16 . The soluble dietary fiber according to claim 15 , having a moisture content in the range of 0.5-6 wt %.

17 . The soluble dietary fiber according to claim 15 , having a weight-average molecular weight in the range of 1000 g/mol to 2000 g/mol and a glass transition temperature in the range of 50° C. to 100° C. when measured at 95% solids.

18 . The soluble dietary fiber according to claim 15 , having a total amount of mono-and disaccharides up to 25 wt % on a dry solids basis and a fiber content in the range of 70% to 95% by weight on a dry solids basis.

19 . The soluble dietary fiber according to claim 15 , having a linkage pattern comprising:

29-45% terminally-linked glucopyranosyl residues;

10-22% 6-linked glucopyranosyl residues;

13-27% 4-linked glucopyranosyl residues;

2-11% 3-linked glucopyranosyl residues;

3-13% 4,6-linked glucopyranosyl residues;

1-5% 3,6-linked glucopyranosyl residues; and

0.5-4% 2,4-linked glucopyranosyl residues.