Guar gum is obtained by grinding grains Cyamaposis tetragonolobus, a plant of the legume family cultivated in the Indian subcontinent and the United States. Guar gum in powdered form contains a mannose polysaccharide with galactose chains (approx. 80%), soluble in water and having the ability of concentrated, viscous solutions. It is used as a thickener in protein and protein-carbohydrate supplements, as it is non-caloric and has excellent organoleptic properties.