The RenalTracker Team
November 9, 2023

Kidney disease, also known as chronic kidney disease (CKD), is a condition that affects the kidneys' ability to filter waste products from the blood. This can lead to a buildup of toxins in the body, which can cause a range of symptoms, including fatigue, nausea, and swelling in the legs and feet.

Bone broth, a nutrient-rich broth made from simmering animal bones and connective tissue, has gained popularity in recent years as a health food. However, for individuals with kidney disease, the safety of bone broth consumption is a concern.

A bowl of liquid with meat and onions on a wooden table.

Research suggests that consuming bone broth may have both benefits and risks for individuals with kidney disease.

In this blog post, we will explore bone broth and its role in a kidney-friendly diet. We'll provide you with the information you need to make an informed decision about incorporating bone broth into your renal health regimen.

Benefits of Bone Broth Consumption for Kidney Disease Patients

A man and a woman cooking in a kitchen.

High nutrient content

Bone broth is rich in a variety of nutrients that are important for kidney health, including collagen, glycine, and glutamine. These nutrients can help to support the kidneys' ability to filter waste products from the blood.

A bowl of broth with parsley on a white background.

Improved gut health

A pot of soup with meat and carrots on the stove.

Bone broth contains gelatin, which can help to improve gut health by promoting the growth of beneficial gut bacteria. This can be particularly important for individuals with kidney disease, as they may be at an increased risk of developing digestive issues.

Reduced inflammation

Bone broth contains anti-inflammatory compounds, such as glucosamine and chondroitin, which can help to reduce inflammation in the body. This can be beneficial for individuals with kidney disease, as inflammation can contribute to kidney damage.

A cup of lemon juice with garlic and herbs on a table.

Enhanced bone and joint health

A bowl of soup with meat and eggs in it.

Bone broth is rich in minerals, such as calcium and magnesium, which are important for bone and joint health. This can be particularly important for individuals with kidney disease, as they may be at an increased risk of developing bone and joint problems.

Risks of Bone Broth Consumption for Kidney Disease Patients

A pot of soup being poured over a wooden table.

High levels of minerals and electrolytes

Bone broth is rich in minerals and electrolytes, such as potassium and sodium. While these nutrients are important for overall health, individuals with kidney disease may need to limit their intake of these nutrients to avoid further damage to the kidneys.

Potential for heavy metal contamination

Bone broth can be a source of heavy metal contamination, particularly if the bones used to make the broth come from animals that were exposed to environmental toxins. This can be a concern for individuals with kidney disease, as heavy metal exposure can contribute to kidney damage.

A pot of soup with meat and carrots on the stove.

Risk of exacerbating preexisting conditions

Consuming bone broth may exacerbate preexisting conditions, such as high blood pressure or heart disease, which are common in individuals with kidney disease. This can be a concern for individuals with kidney disease, as these conditions can contribute to kidney damage.

Incorporating Bone Broth into a Kidney-Friendly Diet

If you have kidney disease and are considering incorporating bone broth into your diet, there are a few things to keep in mind.

A glass of orange juice is next to a bowl of vegetables.

Choosing the right bones and ingredients

When making bone broth, it is important to choose bones from high-quality sources, such as grass-fed or organic animals, to reduce the risk of heavy metal contamination. Additionally, it is important to avoid adding high-potassium ingredients, such as carrots and tomatoes, to the broth.

A cutting board with carrots, celery and a bottle of juice.

Preparing bone broth in a kidney-friendly way

To reduce the levels of minerals and electrolytes in bone broth, it is important to simmer the bones for a shorter period of time and to skim off any foam that forms on the surface of the broth. Additionally, it may be helpful to dilute the broth with water before consuming it.

A pot with carrots, celery and onions in it.

Recommended serving sizes and frequency of consumption

Individuals with kidney disease should limit their intake of bone broth to no more than one cup per day, and should consult with their healthcare provider before incorporating bone broth into their diet.

Three jars of honey and thyme on a table.

Considerations for a Kidney-Friendly Diet:

When incorporating bone broth into your kidney-friendly diet, there are a few important things to keep in mind:

Sodium Content:

A jar of broth with carrots and onions.

Many store-bought or commercially prepared bone broths can be high in sodium. This can be problematic for individuals with CKD who need to limit their sodium intake. It's essential to choose low-sodium options or, better yet, make your own bone broth at home to control the sodium content.

Phosphorus and Potassium:

Bone broth can contain varying levels of phosphorus and potassium, depending on the bones used and the length of the cooking process. 

Two bowls of soup on a wooden table.

If you're following a low-phosphorus or low-potassium diet, it's crucial to consider the overall nutrient composition of your meals and consult with your healthcare team to determine the appropriate portion size and frequency of bone broth consumption.

Personalized Approach:

As with any dietary adjustment, it's essential to approach bone broth consumption on an individualized basis. Discuss incorporating bone broth into your diet with your healthcare team, as they can provide guidance tailored to your specific CKD stage and nutritional needs.

Other Kidney-Friendly Foods to Consider

In addition to bone broth, there are a variety of other kidney-friendly foods that individuals with kidney disease may want to consider incorporating into their diet, including:

  • Low-potassium fruits and vegetables, such as apples, berries, and cucumbers
  • Lean protein sources, such as chicken, fish, and tofu
  • Whole grains and healthy fats, such as brown rice and avocado

Conclusion:

While bone broth can provide a range of health benefits, it is important for individuals with kidney disease to consider the potential risks before incorporating it into their diet. By choosing high-quality ingredients, preparing the broth in a kidney-friendly way, and limiting their intake, individuals with kidney disease can safely enjoy the benefits of bone broth. Additionally, incorporating other kidney-friendly foods into their diet can help to support overall kidney health.

At Renaltracker's Avoid Dialysis Meal Planning Coaching Program, we're here to support you in your journey towards kidney health. Whether you're seeking guidance on bone broth consumption or other aspects of your kidney-friendly diet, we provide the resources and expertise to help you thrive. Together, let's make choices that nourish your kidneys and promote overall well-being. You don't have to navigate this journey alone – we're here to accompany and empower you every step of the way.

Sources:

Simple Chicken Broth | Low Salt - Northwest Kidney Centers
https://www.nwkidney.org/recipe/simple-chicken-broth/

14 Tips to Stock a Kidney-Friendly Kitchen - DaVita
https://www.davita.com/diet-nutrition/articles/basics/14-tips-to-stock-a-kidney-friendly-kitchen

Simple Chicken Broth - Kidney Kitchen
https://kitchen.kidneyfund.org/recipe/simple-chicken-broth/

Chicken Noodle Soup | National Kidney Foundation
https://www.kidney.org/content/chicken-noodle-soup

Eating with Chronic Kidney Disease - Brookshire Brothers
https://www.brookshirebrothers.com/eating-chronic-kidney-disease

Chicken Stock | Puget Sound Kidney Centers
https://www.pskc.net/recipes/slow-cooker-chicken-stock/

Is bone broth making you sick? | alvinalexander.com
https://alvinalexander.com/personal/bone-broth-makes-me-sick-kidneys-mast-cells

>