Soluble Corn Fiber
Proteins & Amino AcidsCAS: N/A
This is what the ingredient is.
Soluble corn fiber is a prebiotic fiber derived from corn starch. Used for fiber fortification.
Here is why it shows up on the label.
It works as a fiber source and prebiotic. Used in protein bars, cereals, and beverages.
Here is what food agencies say.
The FDA lists Soluble Corn Fiber as Generally Recognized as Safe. Recognized as dietary fiber for labeling.
Here is what research has found.
Prebiotic supporting gut bacteria. Better tolerated than inulin in some individuals. May support calcium absorption.
Here are a few things worth knowing.
May cause digestive discomfort in high amounts. Generally better tolerated than chicory root fiber.
Sources
- FDA GRAS
- Clinical Studies
How to read this page
We publish plain facts about this ingredient so a label is easier to read. This is not medical advice, and it is not a recommendation to buy, avoid, or use anything. For a personal health question, talk with a clinician who knows your history.
v1.0Updated 9/12/2026