Table of Contents
Are tomatoes good for kidneys?
Yes, tomatoes are rich in antioxidants, fiber, and vitamins that are beneficial to people with kidney disease.
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Are tomatoes high in oxalates?
No, tomatoes are considered low oxalate foods. (Source)
Are tomatoes high in potassium?
Eight grape tomatoes contains 190mg of potassium making it a low potassium food. A thick slice of tomato has only 64mg of potassium. However, ½ cup of tomato sauce can contain 400mg of potassium. The way you eat your tomatoes and the quantities of your tomatoes will determine whether they are considered a high potassium food. Any method of eating tomatoes that results in concentrating the tomatoes or using a large number of tomatoes including tomato juice, pasta sauce, tomato paste, etc will be higher potassium foods.
However, if you have kidney disease, you should not restrict your intake of fruits and vegetables because of potassium content unless instructed by your kidney dietitian or healthcare provider. Many people who have kidney disease do not need to restrict their intake of potassium. There are many other factors that could cause you to have high potassium levels that are not related to the food you eat. You can learn more about potassium and kidney disease through our low cost course.
What is the difference between cherry, grape, and regular tomatoes?
Nutritionally, all tomatoes are going to have roughly the same amount of potassium. The main difference in the different varieties of tomatoes is how big they are! The nutrition information we have listed is for 8 grape tomatoes, which are pretty small tomatoes. Cherry tomatoes are almost twice as big, so 8 cherry tomatoes will have almost twice as much potassium simply because it is more tomato overall. Eight grape tomatoes weighs about 80g, so if you measured out the same amount of cherry tomato or regular tomato (80 grams), then they would also have an estimated potassium content of 190mg.
Are tomatoes high in phosphorus?
No. Eight grape tomatoes contain about 19mg of phosphorus. The phosphorus found in tomatoes is natural and poorly absorbed by the body, so it is considered a low phosphorus food.
What are the benefits of tomatoes?
- Tomatoes contain vitamins and antioxidants. Antioxidants consumed through fruits and vegetables are considered to have protective effects against many chronic diseases.
- Research shows that a low intake of fruits and vegetables is associated with an increased risk of developing kidney failure in people with kidney disease (as well as those who don’t have kidney disease.
Healthy ways to eat tomatoes
- Add them to salads like we did with out Low Sodium Israeli Couscous Greek Salad
- Add a thick slice of tomato to sandwiches for flavor and a burst of juiciness
High and Low Potassium Fruit and Vegetable Tool
Looking for more information on other kidney friendly fruits and vegetables? Check out our Fruit and Vegetable Potassium Tool.
