Potassium is one of the most important microelements in the body. Potassium is particularly important for regulating the activity of muscles and nerves. To maintain a good balance of potassium, it is good to know which are low potassium foods and which are foods high in potassium. It is important to consume foods containing potassium for good health, but there are people for whom high levels of potassium can be dangerous. For example for people with kidneys problems and kidney disease. Your registered dietitian nutritionist or doctor will let you know if you need to avoid foods high in potassium.
Which are low potassium foods?
A list of low potassium foods
Here are some examples of foods low in potassium:
- Vegetables: cabbage, carrots (½ cup), cauliflower, cucumber, eggplant, green beans, mushrooms (fresh, white), onions (fresh) are examples of low potassium vegetables
- Fruits: apples/apple juice, blackberries, blueberries, grapes/grape juice, lemon, lime, pineapple, plums are low potassium fruits
- Vegetable oil is in the list of low potassium foods
- Ohter low potassium foods are chicken and rabbit, egg yolk
Examples of foods high in potassium are bananas, apricots, avocados, brussels sprouts, greens (beet, collard), okra, parsnips, potatoes, sweet potatoes, spinach and more.
A detailed list of the content of potassium in the foods can be viewed here
Potassium helps the kidneys function normally and regulates the cardiovascular system, bones and muscles. The potassium in combination with calcium helps to strengthen bones. The right amount of potassium in the body are important for a healthy heart. Since potassium is involved in the functioning of muscles, potassium deficiency can cause a delay or even block the muscle contractions. This may cause severe problems in the operation of the heart muscle.
Healthy kidneys keep the right amount of potassium in the blood. But for people with kidney disease, potassium levels can rise and affect their heartbeat. Talk with your health professional or doctor to determine if you should increase intake of low potassium foods.
Attention: Before following any diet, consult your doctor.