Foods that have high potassium levels include potatoes, tomato sauce, bananas, yellowfin tuna, white beans and blackstrap molasses. High-potassium foods have over 200 milligrams of potassium per serving; foods very high ... More »

High potassium levels, also called hyperkalemia, can cause heart palpitations, vomiting and breathing problems, according to Healthline. Hyperkalemia may also cause feelings of weakness, tiredness, tingling, numbness and... More »

The most common causes of high potassium levels are chronic kidney disease and acute kidney failure, according to Mayo Clinic. In these two cases, a person's kidneys cease to function properly and are unable to filter ex... More »

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Foods that are low in sodium and high in magnesium, calcium or potassium such as white beans, plain fat-free yogurt, sweet potatoes, bananas, and broccoli are best for reducing and managing blood pressure levels, accordi... More »

According to WebMD, some of the foods containing the highest amounts of potassium include winter squash, sweet and regular potatoes with the skin, white beans, yogurt, halibut, oranges, broccoli, cantaloupe, bananas, len... More »

Foods high in potassium include sweet potatoes, white beans, bananas and leafy green vegetables, such as spinach. Eating potassium-rich food can help lower blood pressure and reduce the risk of strokes and heart disease,... More »

Foods high in potassium include beans, dark leafy greens, potatoes, dried fruits and yogurt. Despite traditional wisdom, bananas are not the most potassium-rich food, though they are a decent source of this vital nutrien... More »