    By red licorice, I believe you are referr â¦ ing to the candy. Raw licorice can have a dark reddish hue, however. Red licorice, at least in the states, is flavored candy that does not contain true licorice.
Other foods high in potassium that vegetarians may use are soybeans, textured vegetable protein (TVP), soy nuts, soy flour, natto (soybean paste) and wasabi. Potassium amounts will need to be modified and levels monitored carefully by your renal dietitian.
Many green, leafy vegetables, such as, spinach are excellent sources of potassium. 100g of raw spinach contain 558mg or 16% DV of potassium. Other leafy green sources of potassium include Swiss chard (27%), Kale (8%) and Collards (6%).