Dog yellows grow in the gallbladder of dogs and are dry stones. When intact, it is mostly oval in shape, light in texture, golden to yellowish brown on the surface, delicate and lustrous. According to Chinese medicine, Dog Yellow has a clear aroma, slightly bitter and then sweet taste, and is cool in nature. It can be used for impotence, premature ejaculation, menstrual disorders, sores and canker sores, and for treating venereal diseases.
