Low-potassium foods (less than 50 mg per serving): ½ cup of cranberries (45) or cranberry juice cocktail (20)Click to see full answer. In this way, do cranberries have high potassium?Patients with chronic kidney disease may choose cranberry juice for a taste change from water as they have heard it is a fruit juice that has low potassium, as opposed to the breakfast favorite orange juice. As shown in Table 1, Table 2, potassium levels can fluctuate from <50 mg to over 200 mg per 8 oz serving.Secondly, which foods are high in potassium? Food Sources of Potassium Bananas, oranges, cantaloupe, honeydew, apricots, grapefruit (some dried fruits, such as prunes, raisins, and dates, are also high in potassium) Cooked spinach. Cooked broccoli. Potatoes. Sweet potatoes. Mushrooms. Peas. Cucumbers. Subsequently, question is, how much potassium is in fresh cranberries? 44 mg of potassium. 1.1 mg of sodium. 0.05 mg of zinc. 7.7 mg of vitamin C.What are the symptoms of high potassium? But if your potassium levels are high enough to cause symptoms, you may have: tiredness or weakness. a feeling of numbness or tingling. nausea or vomiting. trouble breathing. chest pain. palpitations or irregular heartbeats.