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Can Stage 4 Kidney Failure Patients Eat Onion

Provided by Expert Yang Hongtao on : 2014-01-31 13:36

Can Stage 4 Kidney Failure Patients Eat OnionCan people with stage 4 kidney failure eat onion? Onion is one food that can add flavor to many cooked dishes. For people with kidney failure, they are often recommended to follow a restricted diet plan that is usually lack of flavor. Therefore, if they can eat onion, it may make them enjoy them dishes better and easier.

In stage 4 kidney failure, kidneys are unable to play their function efficiently, because of low kidney function level. In this case, patients are more likely to experience some symptoms such as high blood pressure, diabetes, kidney inflammation, bone disease, etc. From this point, the basic dietary requirement is not to produce extra burden on kidneys, so a diet with low sodium, protein, potassium and phosphorus is needed.

Onion is one food rich in flavonoids, chromium, minerals and vitamins and low in potassium. Therefore, onion is considered as one healthy food for kidney disease patients. Besides flavoring to dishes, moderation of onion can produce the following benefits.

- Lower hypertension: Onion is only plant that contains PGA prostaglandin, which is natural leptuntic. This substance has an effect of expanding blood vessels and reducing blood viscosity. Besides, onion is able to prompt sodium excretion. Therefore, onion can help lower high blood pressure.

- Reduce high blood sugar: Onion contains some substances that are similar with hypolycemic agent, and it can also help cells to use glucose fully. Therefore, it is able to decline high blood sugar. For this reason, onion is one great vegetable for diabetics.

- Help kidneys to remove toxins: Onion is able to stimulate the kidneys to produce more urine, so it is good to lower the level of creatinine, urea and some other waste products in the blood. In view of this, onion can help maintain a clean internal environment for kidney patients.

Additionally, onion is also a great food to protect remaining kidney function. Of course, just like other vegetables, not all people with stage 4 kidney failure can consume it. To detect whether you can eat it safely, you can ask help from online doctor.


It is quite hard to fight against kidney disease for a long time. Now, a lot of kidney experts here try to give biggest help for kidney patients. If you have some questions about any kind of kidney disease, welcome to contact us by the following ways.

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