The tragacanth gum is added to aid in keeping the entire mixture in solution. 加入黄蓍胶有助于保持全部混合物呈溶液状。
Gum tragacanth ( from several shrub species in the genus Astragalus ) is used as a coating and binding agent in pill manufacture, as an emulsifier in processed foods, and as a thickener in sauces. 西黄蓍胶(来自几种黄属植物),用作缓和药及丸药的黏合剂;在食品加工中用作乳化剂,在酱汁中用作增稠剂。