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The RenalTracker Team
July 26, 2024
A variety of fresh seafood including fish, shrimp, squid, oysters, and two salmon fillets. Garnished with lemon slices and rosemary sprigs. Two small dishes contain red fish roe.

Seafood can be a valuable addition to the diet of individuals with kidney disease, offering a rich source of protein, essential nutrients, and heart-healthy fats. In this comprehensive guide, we will delve into the types of seafood that are beneficial for kidney disease, highlight their nutritional benefits, and provide a detailed analysis of key seafood options to help you make informed dietary choices.

Types of Seafood Beneficial for Kidney Disease

1. Salmon

Nutritional Analysis (3 oz serving):

  • Calories: 155 kcal
  • Protein: 22 g
  • Fat: 7 g
  • Omega-3 Fatty Acids: 1.1 g
  • Phosphorus: 218 mg
Two pieces of grilled salmon garnished with dill, accompanied by two lemon slices and several asparagus spears on a white plate.

Benefits: Salmon is a popular fatty fish that is rich in omega-3 fatty acids, particularly EPA and DHA. These essential fatty acids have anti-inflammatory properties and are beneficial for heart health. Salmon is also a good source of high-quality protein and provides essential nutrients like vitamin D and selenium.

2. Tuna

Nutritional Analysis (3 oz serving):

  • Calories: 99 kcal
  • Protein: 22 g
  • Fat: 0.9 g
  • Phosphorus: 215 mg
A glass bowl filled with tuna salad garnished with parsley is placed on a burlap mat with a fork nearby.

Benefits: Tuna is a lean protein source that is low in fat and provides an excellent source of protein for individuals with kidney disease. It is also rich in essential nutrients such as vitamin D, which is important for bone health. Tuna can be a versatile seafood option that can be enjoyed grilled, baked, or added to salads.

3. Sardines

Nutritional Analysis (2 oz serving):

  • Calories: 87 kcal
  • Protein: 10 g
  • Fat: 5 g
  • Omega-3 Fatty Acids: 1.4 g
A plate with several cooked sardines arranged on it, set on a weathered, textured surface.

Benefits: Sardines are small, oily fish that are packed with omega-3 fatty acids, calcium, and vitamin D. These nutrients are essential for bone health and overall well-being. Sardines are also low in mercury compared to larger fish species, making them a safe seafood choice for regular consumption.

4. Halibut

Nutritional Analysis (3 oz serving):

  • Calories: 119 kcal
  • Protein: 23 g
  • Fat: 2 g
  • Phosphorus: 220 mg
A plate of cooked fish topped with seasoning and a light sauce, served with a side of asparagus.

Benefits: Halibut is a lean white fish that is low in fat and phosphorus, making it an excellent choice for individuals with kidney disease. It provides a good source of high-quality protein while being gentle on the kidneys. Halibut can be prepared in various ways, such as grilling, baking, or steaming, to retain its nutritional benefits.

5. Mackerel

Nutritional Analysis (3 oz serving):

  • Calories: 230 kcal
  • Protein: 20 g
  • Fat: 16 g
  • Omega-3 Fatty Acids: 3.4 g
  • Phosphorus: 350 mg
Two cooked fish fillets with rosemary and potatoes in parchment paper in a cast iron skillet, placed on a wooden cutting board with lemon wedges and garlic cloves beside it.

Benefits: Mackerel is a fatty fish rich in omega-3 fatty acids and vitamin D. While it is higher in calories and phosphorus compared to some other seafood options, mackerel can still be included in moderation as part of a balanced diet for individuals with kidney disease.

Nutritional Insights and Benefits of Seafood for Kidney Disease

A variety of fresh seafood including whole fish, shrimp, salmon fillets, crayfish, and lemon slices on a white background.
  • Protein Quality: Seafood provides high-quality protein that is essential for muscle maintenance and overall health without adding excessive strain on the kidneys.
  • Omega-3 Fatty Acids: Fatty fish like salmon, sardines, and mackerel are rich sources of omega-3 fatty acids, which have anti-inflammatory effects and support heart health.
  • Low Phosphorus Content: Certain seafood options like white fish (e.g., cod, haddock) and shellfish (e.g., shrimp, crab) are lower in phosphorus, making them suitable choices for individuals with kidney disease.
  • Heart Health Benefits: Seafood consumption has been associated with lower risk factors for cardiovascular disease, including reduced inflammation and improved lipid profiles.

Conclusion: 

Incorporating seafood into a kidney-friendly diet can offer a range of nutritional benefits while supporting overall health and well-being for individuals with kidney disease. By choosing options like salmon, tuna, sardines, and halibut provided above, you can enjoy delicious meals that are packed with essential nutrients without compromising your dietary restrictions. 

Remember to consult with a healthcare provider or renal dietitian to ensure that these seafood choices align with your specific nutritional needs and restrictions. Embrace the variety and nutritional richness of seafood to enhance your diet while prioritizing your kidney health.

Sources:

Fish and CKD Diet: Choosing the Right Fish for Kidney Patients
https://blog.renaltracker.com/renal-diet/fish-and-ckd-diet-choosing-the-right-fish-for-kidney-patients/

Which Fish Are Best to Eat with Kidney Disease?
https://www.kidney.org/atoz/content/fish

Which Fish Are Best to Eat with Kidney Disease?
https://www.freseniuskidneycare.com/thrive-central/fish-for-ckd

Is Tilapia Good for Renal Diet? Kidney-Friendly Fish - MedicineNet
https://www.medicinenet.com/is_tilapia_good_for_renal_diet/article.htm

Scientists suggest eating oily fish linked to lower risk of kidney disease
https://www.theguardian.com/science/2023/jan/18/scientists-eating-oily-fish-lower-risk-of-chronic-kidney-disease-omega-3-fatty-acids

Put some more prawns on the barbie – seafood could protect ...
https://www.georgeinstitute.org/media-releases/put-some-more-prawns-on-the-barbie-seafood-could-protect-against-kidney-disease

[Renal patient's diet: Can fish be included?] - PubMed
https://pubmed.ncbi.nlm.nih.gov/23478696/

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