0

YouTube Subscribers (all languages)

0

Success Stories

View stories

Should You Take Eat Dairy or Calcium with Kidney Stones

author avatar Dr. Eric Berg 01/28/2025

Dealing with kidney stones is painful. You might worry about your diet, especially calcium intake. Many wonder about the connection between calcium and kidney stones, fearing it worsens their condition.

This fear often stems from misunderstanding how calcium interacts with kidney stone formation.

This isn't just an abstract health concern; it affects millions, including celebrities like Kevin Costner. Let's clear up the confusion surrounding calcium and kidney stones and empower you to make informed dietary choices.

Understanding the Calcium-Kidney Stone Connection


Calcium oxalate is the most common type of kidney stone. This leads many to believe reducing calcium intake is the solution, but that's not quite right.

Restricting dietary calcium intake can negatively affect kidney health and potentially contribute to kidney stone formation.

How Calcium Affects Kidney Stones

Dietary calcium binds with oxalate in the gut, preventing it from entering the bloodstream and kidneys. If you don't consume enough calcium, oxalate is absorbed into your blood.

It then travels to your kidneys, increasing your risk of forming these painful stones. Calcium plays a key role in reducing oxalate absorption. This affects urinary oxalate levels, ultimately reducing calcium oxalate stones.

Calcium acts like a bodyguard for your kidneys. It intercepts oxalate in your digestive system. Consuming calcium through calcium-rich foods is key for those concerned about calcium's effects on kidney stones.

Clinical trials continually reinforce these dietary recommendations for improved kidney health.

Kidney disease concept

The Dangers of Low Calcium and Oxalate Buildup


Low-calcium diets can significantly raise the risk of calcium oxalate stones. Excess oxalate in your blood goes to your kidneys and crystallizes with calcium normally excreted in urine.

Kidney stones may recur, leading to symptomatic kidney stones if dietary habits aren't changed.

This then becomes concentrated, creating jagged kidney stones that irritate kidney tissues. Understanding calcium absorption and excretion helps patients make better dietary decisions, preventing stone recurrence.

Recognizing Oxalate-Rich Foods to Limit

Limiting high-oxalate foods is vital. Common culprits include:

  • Spinach.

  • Nuts.

  • Chocolate.

  • Tea.

Completely cutting these foods out can deprive you of valuable nutrients. Moderating intake through careful menu planning is essential, especially for those concerned with calcium excretion.

Limiting oxalate-rich foods decreases stone disease and can promote healthy kidneys.

Calcium-Rich Foods that are Kidney-Stone Friendly


Getting enough calcium is still critical, even with kidney stones. Look beyond milk for calcium. Consider non-dairy sources like seeds, sardines, seafood, and leafy greens.

These deliver calcium without high oxalate levels, preventing stone formation.

Optimizing Your Calcium Intake for Kidney Stone Prevention

If you suspect a milk allergy, choose non-dairy sources. Opt for grass-fed dairy to limit inflammatory omega-6 fatty acids found in grain-fed dairy.

Reducing inflammation protects the kidneys. If you think you have symptoms of calcium kidney stones, talk to your care provider immediately.

If you notice blood in your urine and feel cramping, especially on your right side, increase fluid intake. Flush with lemon juice (fresh or bottled) for kidney-protective citrates that dissolve oxalate.

If this continues, see a physician immediately. Consuming adequate calcium with reduced oxalate intake aids kidney stone prevention.

Additional Strategies for Preventing Kidney Stones


Beyond calcium, other factors influence kidney stone formation. These include hydration, sodium intake, and underlying medical conditions such as kidney disease. Kidney stones impact daily eating choices, so additional considerations are prudent.

Hydration, Sodium, and Other Important Considerations

Sufficient fluid intake, especially water, is crucial to dilute urine and decrease crystal formation. The excess sodium increases urinary calcium, increasing stone risk.

High vitamin D or blood sugars and recent bariatric or gastrointestinal surgery can disrupt oxalate or calcium levels.

Urology care emphasizes the importance of balancing dietary calcium and oxalate to maintain normal calcium levels.

Magnesium in blocks

Magnesium, Citrates, and Other Helpers


Supplementing with potassium, magnesium, or calcium citrate can reduce urinary calcium saturation. This decreases crystal formation and helps prevent kidney stones.

Magnesium is also naturally consumed as hydroxycitrate found in leafy greens. Maintaining proper calcium balance contributes to overall health and minimizes the risk of recurrent stones.

A Simple Electrolyte Solution

Focusing on a ketogenic diet and intermittent fasting likely prioritizes electrolyte balance. You can also boost these key citrates, which decrease calcium crystallization and kidney stones.

A low oxalate diet reduces the amount of oxalate absorbed into the body and, consequently, the risk of calcium oxalate stone formation. Paying attention to calcium intake is vital.

Smart Dietary Choices to Prevent Kidney Stones


Maintaining a balanced calcium intake is crucial for preventing kidney stones, as both too little and too much calcium can contribute to stone formation.

Contrary to common belief, incorporating the right amount of calcium from food sources, rather than supplements, can actually help reduce the risk of kidney stones by binding with oxalates in the digestive tract and preventing their absorption.

For those following a low-carb lifestyle, incorporating calcium-rich, keto-friendly options like cream cheese cookies can be a delicious way to support adequate calcium intake without overloading on carbs.

Pairing calcium-rich foods with proper hydration and a well-rounded diet that includes magnesium and potassium can further aid in kidney stone prevention.

By choosing whole food sources and monitoring your calcium intake, you can maintain kidney health while enjoying satisfying, nutrient-dense treats.

Conclusion

 

Navigating information about calcium and kidney stones can be confusing. Remember, adequate dietary calcium, reduced sodium and sugar, and limiting high-oxalate foods are essential.

These guidelines help keep oxalates from your bloodstream and kidneys, thus preventing stone formation.

For those with a history of kidney stones or who want to better understand dietary management, this information will provide a starting point for incorporating more effective urology care practices.

Reducing inflammation with omega-3-rich fats is also important, as long-term inflammation can damage kidney tissues. Be kind to yourself, stay aware, and stay educated.

FAQs about Calcium and Kidney Stones


What is the best calcium supplement for kidney stones?

Calcium citrate is often recommended. Citrates interfere with kidney stone growth. Patient education regarding calcium supplementation is vital for successful stone prevention.

For first-time symptomatic kidney stones, medical attention and advice regarding calcium intake are needed.

How much calcium should you take for kidney stones?

The recommended daily allowance varies. Consult a healthcare professional or registered dietitian for personalized recommendations.

If you have questions about calcium supplements or have concerns about increased risk factors, talk with your urologist.

Understanding how calcium for kidney stones affects your individual body and overall health requires considering various factors and personalized approaches.

Is calcium good for kidney problems?

Calcium is necessary for several bodily functions. Consuming enough calcium to maintain normal blood levels promotes calcium excretion through the digestive tract.

This, as opposed to increasing urinary calcium and depositing crystals and kidney stones, is beneficial.

Talk to your health professional to see what is good for your body if you've had first-time symptomatic kidney stones or if you are showing signs that you have high oxalate.

If you're exhibiting any issues with calcium excretion or think you might be at an increased risk for stone recurrence, reach out to your urology care foundation.

Can calcium citrate dissolve kidney stones?

Calcium citrate is unlikely to dissolve existing stones. However, increasing intake may increase kidney citrates, reducing future crystallization. Consult your doctor about treating existing stones.

If you notice that you're showing signs of kidney disease and notice that your urine has normal calcium levels, speak to your healthcare provider, as this can help you identify the issue at hand and form the next steps moving forward.

Healthy Keto Guide for Beginner

FREE Keto Diet Plan