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For many people, the day does not truly start until drinking a cup of coffee in the morning. While this caffeinated drink helps boost energy, it has various effects on your kidneys. If you're wondering if coffee is good for your kidneys, continue reading to learn how regular coffee consumption in the morning impacts these vital organs.
1. Coffee Stimulates the Kidneys Via a Diuretic Effect
Coffee is considered a natural diuretic, a substance that triggers the body to eliminate excess salt and water through urine. This means that the stimulating effects of coffee increase the rate at which the kidneys filter the blood and fill up the bladder. This means that you may need to use the bathroom more quickly and/or more frequently than usual after drinking your morning brew.
When taken in high doses, diuretics can, in general, lead to dehydration by stimulating the body to excrete too much water. Coffee, when consumed in moderation, typically does not significantly disrupt the body's fluid balance.
2. Coffee May Reduce the Risk of Kidney Disease
For generally healthy people, moderate daily coffee consumption (about 2-4 cups per day) does not have any negative effect on the body. In fact, it may even be beneficial for maintaining good kidney health.
Studies have found that regular coffee consumption is associated with a lower risk of developing chronic kidney disease (CKD). In this condition, the kidneys become damaged and cannot properly filter out wastes and toxins from the body.
This relationship is thought to be due to the high levels of antioxidants in coffee, which help reduce oxidative stress throughout the body and can lead to chronic conditions like kidney disease.
3. Coffee May Cause Fluctuations in Blood Pressure
Your kidneys play an important role in regulating your blood pressure by balancing fluid levels throughout your body. Regular coffee consumption can affect your kidneys and your blood pressure control in two ways.
Initially, coffee may cause a temporary increase in blood pressure because caffeine stimulates the nervous system. But because coffee is also a diuretic, you may have to urinate soon after drinking a cup, which decreases your fluid volume. Depending on how much water you've had to drink, this may lower your blood pressure.
If you have high or low blood pressure, it is important to talk to your healthcare provider to make sure it is safe for you to drink coffee in the morning regularly and that it won't interfere with any medications you may be taking.
How Much Coffee Is Safe for Kidney Health?
Studies suggest that limiting coffee to 3-4 cups per day is generally considered safe for maintaining good kidney health. Women, however, should take precautions when drinking coffee if they are pregnant or have low bone density. Some evidence suggests that increased coffee intake can increase the risk of low birth weight, preterm birth, and pregnancy loss, as well as a potential increase in fracture risk for those with weakened bones.
When it comes to drinking coffee, it is also important to note that all beneficial effects come from coffee that is brewed and consumed naturally, or black. Adding sugar, creamers, or syrups to coffee adds a lot of extra ingredients that can be inflammatory to the body and can negate some of coffee's beneficial health effects.
Read the original article on Verywell Health
