A fiber from guar beans that thickens at tiny amounts — and counts as soluble fiber.
Job
Thickening and stabilizing sauces, ice cream and gluten-free baking.
Evidence & sources
FDA lists guar gum as Generally Recognized as Safe (GRAS) within specified use limits. Evidence: regulatory. Known: US regulation 21 CFR 184.1339. Unknown: — Source: US FDA, 21 CFR 184.1339 (Current revision).