Is Magnesium Bad for CKD? (Expert Answer)

Short Answer: Magnesium is good for CKD, but in moderation. Because it has beneficial effects on blood pressure, insulin sensitivity, oxidative stress, and vascular calcification, but it can also cause hypermagnesemia and its associated side effects.

Chronic kidney disease (CKD) is a condition that affects your kidneys.

In CKD, your kidneys are damaged and cannot filter blood as well as they should.

This can lead to various health problems, such as high blood pressure, anemia, bone disease, and cardiovascular disease.

One of the key factors in managing CKD is diet.

What you consume can affect your electrolyte balance, which can impact your CKD symptoms and overall health.

To effectively manage CKD, you should consume potassium-rich foods like bananas, oranges, and potatoes and avoid sodium-rich foods like processed meats, canned soups, and salty snacks.

Now, magnesium is a mineral that is essential for many functions in your body.

People usually get magnesium from their diet, especially from green leafy vegetables, nuts, seeds, and whole grains.

Magnesium is good for CKD because it helps prevent diabetesDiabetes Haemorrhoids (piles) are enlarged blood vessels that you can get inside or around your anus (the opening of your bottom). It's completely normal to have blood vessels in your anus, as they play an important role in continence. But piles can develop if these blood vessels become enlarged, which can cause symptoms. , cardiovascular disease, hypertension, and inflammation, all of which are contributing factors in kidney disease.

Magnesium also helps regulate calcium and phosphorus levels, which are important for bone health.

However, magnesium intake should be moderate for CKD patients, as too much or too little magnesium can cause problems.

The recommended daily intake of magnesium for adults is 310-420 mg, depending on age and gender.

Magnesium can positively affect CKD by lowering blood pressure, improving insulin sensitivity, reducing oxidative stress, and preventing vascular calcification.

However, magnesium can also negatively affect CKD by causing hypermagnesemia, which is a condition where the blood magnesium level is too high.

Hypermagnesemia can cause symptoms such as nausea, vomiting, muscle weakness, confusion, and cardiac arrhythmias.

Hypermagnesemia is more likely to occur in CKD patients with advanced stages of kidney failure or those who take magnesium-containing medications, such as laxatives or antacids.

Furthermore, magnesium is a cation and cations are good for CKD.

Because, cations help balance the acid-base status of the body and prevent metabolic acidosis, which is a common complication of CKD.

You can eat magnesium-rich foods per day safely, as long as you do not exceed the recommended daily intake.

More than that can cause hypermagnesemia and its associated side effects.

Also, you shouldn’t take magnesium supplements if you have CKD without consulting your doctor, to prevent hypermagnesemia.

Because, magnesium supplements can cause excessive accumulation of magnesium in the blood, especially with patients who have chronic kidney disease.

You can buy fresh magnesium-rich foods in your local market or can order them from online.

Always choose organic and unprocessed foods, as they have higher magnesium content and lower sodium content.

Because, organic and unprocessed foods are better for your kidney health and overall health.

You can store them in a cool and dry place for a few days or in the refrigerator for longer periods.

Finally, remember, maintaining a healthy lifestyle, including a balanced diet, regular exercise, stress management and essential medical care is key to managing CKD effectively.

I always recommend my CKD patients to follow a CKD-friendly diet to improve their overall well-being, and enjoy a longer and healthier life.

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About the Author

Abdur Rahman Choudhury

Abdur Rahman Choudhury is a nutrition coach with over 7 years of experience in the field of nutrition.

He holds a Bachelor's (B.Sc.) and Master's (M.Sc.) degree in Biochemistry from The University of Burdwan, India. He was also involved with a research project about genetic variations in the CYP11A gene among PCOS and Metabolic Syndrome patients.

He has completed the following online courses: Stanford Introduction to Food and Health by Stanford University (US) through Coursera, Certificate in Nutrition from Fabulous Body Inc. (US), Lose Weight and Keep It Off certificate course from Harvard Medical School (US), and Nutrition and Disease Prevention by Taipei Medical University (Taiwan) through FutureLearn.

Abdur currently lives in India and keeps fit by weight training and eating mainly home-cooked meals.

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