Preparation: layer of nut between shell and kernel are triturated to make it.Tincture of black juice between outer and inner shell. The nut of the Anacardium Orientale is heart shaped and the kernel, which is sweet, is covered with a thin, reddish brown skin. Causes & Symptoms for Dr. Reckeweg Anacardium OrientaleAnacardium has many features in common with its botanical relatives, the different species of Rhus, especially in its action on the skin, muscles, and joints, but it has also very distinct features of its own.