Natural gum is used as a binding agent for the production of watercolor, gouache and tempera paints and for the production of gummed paper (postage stamps, wet adhesive tape, labels, etc.). Soluble in warm water. Gum arabic is a natural polysaccharide and is also used as a stabilizer for foods. Basic recipe: Heat 2 parts water + 1 part gum arabic in a water bath and leave to stand for 1 day.