8 Foods to Prevent Kidney Stones

Best Food for Kidney Stone
Table of Contents

A kidney stone is like a solid mass or crystal with an uneven shape that ranges from the size of a grain of sand to a golf ball. The patients who are prone to this, may not even be aware that they have a best food for kidney stone. Sometimes, even the little stones can be very painful as they pass through the urinary tract. This process might take up to three weeks and may be aided by drinking water. 

A big kidney stone gets stuck in the ureter and can cause bleeding and prevent urine from leaving the body. Surgery is required if a stone does not pass on its own. To prevent this or to overcome surgery, a balanced diet including the best food for kidney stones along with a good amount of hydration is very essential.

What to Eat or Avoid to Prevent Kidney Stones?

If you have been affected by a kidney stone, your healthcare provider may recommend the best foods to avoid kidney stones to prevent them from coming back. Keeping that in mind, here are the eight dietary changes that may help anyone avoid kidney stones.

Water

Water is the first line of defence against kidney stones. Above all other best foods to avoid kidney stones, it is considered to be the most vital one. You should aim to drink 60 – 80 ounces of water on a daily basis. The more you hydrate your body with water, the more your urine flow should be clear, not orange, yellow, or brown.

Processed and High-Salt Foods

It is always better to limit or avoid processed or junk foods like crackers, chips, and frozen or pre-made meals while considering the good foods to prevent kidney stones. The other most important thing is to lower the sodium intake which means eating food with less salt. This simple habit may save you from painful conditions. 

Animal Protein

Having too much animal protein like seafood, red meat, etc is also one of the reasons for kidney stones treatment. Include the best food for kidney stones by having a heart-healthy portion of protein, scattering them throughout the day instead of eating it all in one go. Animal protein boosts the uric acid level and reduces the citrate level. Interestingly, uric acid leads to the formation of kidney stones and citrate helps in stopping the stone formation. 

Best Food for Kidney Stone

Dairy Products

Include milk, yogurt, or cheese in your diet as these are good foods to prevent kidney stones. The calcium content in it helps to block other substances in the digestive tract causing stones. At the same time, avoid calcium supplements as they are not the best food for kidney stones and also, they can increase the risk of stones. 

Fruits 

Eat plenty of fruits as the best food for kidney stones because it has high water and fibre content. Also, it offers high levels of citrate and magnesium and is more alkaline – all of which play a major role to have a positive effect in preventing or fighting kidney stones. 

Oxalate-Rich Foods 

Veggies are a part of a heart-healthy diet and are foods good for kidney stones. But at the same time, they are also high in oxalates which is a naturally occurring compound linked to kidney stone formation. Take care while intaking green leafy vegetables, rhubarb, sweet potatoes, beets, legumes, grains, seeds, etc because they have a high level of oxalates.  

Iced Tea, Sodas, and Chocolates

Drinking lots of iced tea, and dark colas should be avoided as they increase the risk of kidney stones. Pale sodas like ginger ale can be a better option but beware of the high sugar content. Also, check while eating almonds, soy milk, and chocolates because these are not foods good for kidney stones. 

Calcium and Vitamin D

Getting too little calcium in your diet can also cause kidney stones because it can cause oxalate levels to increase. To prevent this, include more calcium and vitamin D in your diet as the best food for kidney stones. You can have cottage cheese, egg yolks, fatty fish, mushrooms, cheese, cereal, bread, and juices.  

Dietary Guidelines for Best Food for Kidney Stone

You have to consume the best food for kidney stones besides following these important and helpful hints.

  • Drink at least 12 glasses of water
  • Consume citrus juices like lemon juice, orange juice, etc
  • Eat calcium-rich and Vitamin D foods as they are the best food for kidney stones
  • Minimize the intake of salt, added sugar, and animal protein
  • Avoid foods and beverages that are high in oxalates and phosphates
  • Avoid anything that causes dehydration like alcohol

Conclusion

To conclude, if you are prone to kidney stones, you have to consult with your doctor regarding the best food for kidney stones because he/she will run diagnostic tests, to determine what type of kidney stones you have and prescribe a specific diet plan for you to overcome the issue. 

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Frequently Asked Questions

To prevent kidney stones, it’s important to include foods in your diet that can help reduce the risk of stone formation. Here are some of the best foods to incorporate into your diet:

  1. Water: Staying well-hydrated is one of the most critical factors in preventing kidney stones. Drinking plenty of water helps dilute urine and reduce the concentration of minerals that can form crystals and stones.

  2. Citrus Fruits: Citrus fruits like lemons, oranges, and limes are high in citrate, a compound that can help prevent stone formation. Citrate binds to calcium in the urine, making it less likely to crystallize into stones.

  3. Calcium-Rich Foods: Contrary to a common misconception, getting enough calcium from dietary sources is essential for kidney stone prevention. Calcium can bind with oxalate in the digestive tract, reducing the amount of oxalate that reaches the kidneys. Good sources of dietary calcium include low-fat dairy products, tofu, and leafy green vegetables.

  4. Low-Oxalate Foods: If you are prone to calcium oxalate stones, it’s a good idea to moderate your intake of high-oxalate foods. These include spinach, beets, rhubarb, nuts, and certain grains. Instead, choose low-oxalate alternatives like kale, cauliflower, and rice.

  5. Whole Grains: Whole grains like oats, quinoa, and brown rice are nutritious choices that are lower in oxalates compared to refined grains.

Yes, there are specific dietary recommendations for different types of kidney stones, and certain foods should be avoided to help prevent stone recurrence. These recommendations vary depending on the type of kidney stone you have. Here are some general guidelines:

  1. Calcium Oxalate Stones:

    • Dietary Recommendations:
      • Consume an adequate amount of calcium from food sources, such as low-fat dairy products or fortified foods. This can help bind with oxalate in the intestines and reduce oxalate absorption.
      • Increase your intake of foods low in oxalates, such as cauliflower, broccoli, and kale.
      • Stay well-hydrated to dilute urine and reduce the risk of crystal formation.
    • Foods to Avoid:
      • High-oxalate foods like spinach, rhubarb, beets, nuts, and chocolate.
      • Excessive salt, which can increase calcium excretion in the urine.
  2. Uric Acid Stones:

    • Dietary Recommendations:
      • Maintain a healthy weight through diet and exercise.
      • Limit high-purine foods like organ meats, red meat, and seafood, as they can increase uric acid levels.
      • Increase your intake of plant-based proteins like beans and lentils.
      • Stay well-hydrated to maintain dilute urine and reduce uric acid crystal formation.
    • Foods to Avoid:
      • High-purine foods like anchovies, sardines, and certain seafood.
      • Excessive alcohol consumption, as it can increase uric acid production.

To modify your diet to promote kidney stone health, consider the following dietary changes and some delicious meal ideas that align with these recommendations:

  1. Stay Hydrated: Proper hydration is crucial for preventing kidney stones. Aim to drink at least 8-10 cups (about 2-2.5 liters) of water daily. You can also include herbal teas or infused water for variety.

  2. Calcium-Rich Foods: Include calcium-rich foods in your diet to bind with oxalates in the intestines. Options include:

    • Meal Idea: Spinach and Feta Stuffed Chicken Breast
      • Stuff chicken breasts with cooked spinach and low-fat feta cheese. Bake until chicken is cooked through.
  3. Low-Oxalate Foods: Reduce high-oxalate foods like spinach, beets, and nuts. Opt for low-oxalate alternatives such as:

    • Meal Idea: Quinoa and Roasted Vegetable Salad
      • Toss cooked quinoa with roasted low-oxalate vegetables like bell peppers, zucchini, and carrots. Drizzle with olive oil and lemon juice.
  4. Limit Sodium: Cut back on high-sodium processed foods and salty snacks.

    • Meal Idea: Homemade Veggie Stir-Fry
      • Stir-fry a variety of fresh vegetables with low-sodium soy sauce, ginger, and garlic. Serve over brown rice.
  5. Fiber-Rich Foods: Include plenty of fruits, vegetables, and whole grains to maintain a healthy digestive system and reduce oxalate absorption.

    • Meal Idea: Lentil and Vegetable Soup
      • Make a hearty soup with lentils, carrots, celery, and tomatoes. Add whole-grain crackers on the side.