
46. Tomatoes are another high potassium fruit.
Considering their potassium content, they may not fit the guidelines of a renal diet. They can either be served raw or stewed and are often used to make sauces. Just 1 cup of tomato sauce can contain upwards of 900 mg of potassium. Unfortunately, for those on a renal diet, tomatoes are very commonly used in many dishes. Choosing an alternative with lower potassium content depends on taste preference. It is believed that tomato seeds can also lead to the formation of kidney stones. However, swapping tomato sauce for a roasted red pepper sauce can be equally delicious and provide less potassium per serving.

Tomatoes contain oxalate, but the amount is relatively low and cannot lead to the formation of a kidney stone. One hundred grams of tomatoes contain only 5 grams of oxalate. If tomatoes were harmful, then people diagnosed with kidney stones would have been advised to shun its consumption completely. While tomatoes have many benefits, eating too many of them could cause you some problems. One of these is acid reflux, reports FOOD NDTV. Tomatoes contain malic acid and citric acid, and consuming too much of these could make your stomach too acidic and cause heartburn or acid reflux.