Guar gum, also called guaran, is a galactomannan polysaccharide extracted from guar beans. India has about 70 % share of total guar gum production in the world.One use of guar gum is a thickening agent in foods and medicines for humans and animals. Because it is gluten-free, it is used as an additive to replace wheat flour in baked goods. It has been shown to reduce serum cholesterol and lower blood glucose levels.