Congo gum is a type of gum or resin that is obtained from a tree native to Central Africa. It is widely used in the food industry as a thickener and stabilizer in various products. There are several synonyms for Congo gum including karaya gum, Indian tragacanth, Sterculia gum, and Australian sandalwood gum. Karaya gum is a plant-based gum that is obtained from the Sterculia urens tree and is commonly used as a thickening agent in the food and cosmetic industries. Indian tragacanth is another natural gum obtained from the stems and roots of the Astragalus plant, which is widely used as a stabilizing agent in the food, pharmaceutical, and cosmetic industries. Sterculia gum and Australian sandalwood gum are also plant-based gums that are used in food and personal care products.