Soluble and insoluble fiber in flours and bran

Here is a list of baking flours with soluble and insoluble fiber contents. Many experts recommend a total dietary fiber intake of 25-30 g/day with about one-fourth (6-8g) soluble fiber.  Although all flours and bran contain both of the soluble and insoluble fiber, ratios are different.     

A table showing dietary fiber contents in flour and bran
Soluble and insoluble dietary fiber in flour and bran

References

Hills of wheat field
Colfax, WA