Is Black Tea Bad For The Kidneys
Made from the Camellia sinensis plant, black tea can be consumed hot or cold and is a nutritious addition to your healthy eating plan. Like many other things in life, however, too much of a good thing can end up harming your health, and that goes for black tea. Drinking more than 5 cups of black tea per day can have a negative effect on certain aspects of your health, including the health of your kidneys, according to MedlinePlus.
Does Green Tea Affect Kidney Health
It is a known fact that green tea is loaded with antioxidants. These antioxidants fight the tissue damage caused by free radicals along with hampering the growth of pathogens such as certain bacteria, viruses, and fungi.
Studies reveal that the presence of EGCG in green tea is helpful in preventing chronic kidney disease and is probably even effective in treating it.
Green tea is an astringent and diuretic, i.e. a substance that increases urine production. Both these properties make it useful in fighting infections of the urinary tract, bladder, and kidney.
Green tea has always shown positive effects when it comes to the prevention of different types of cancers. Research claims that green tea is capable enough of preventing kidney cancer.
As per the research carried out, green tea is also helpful in preventing bladder cancer in males as well as females. Making green tea a part of a healthy lifestyle can help you can enjoy its health benefits and prevent cancer.
Green Tea And Your Kidneys
Of course, drinking green tea affects your kidneys, but how? We talked briefly about catechins and their impact viz-a-viz the liver. Let us spend a few more minutes on the most common catechin found in green teas and its support in preventing Chronic Kidney disease: Epigallocatechin-3-gallate or EGCG. When discussing chronic kidney disease, we have a form of kidney disease that slowly yet progressively leads to a loss in renal function. One of the more common causes of chronic kidney disease is, yes, diabetes . However, it may also include hypertension, obstruction, and other issues. Kidneys can be exposed to harm like any other organ in the body. In fact, kidneys in many are at a high risk of oxidative stress.
Oxidative stress can lead directly to chronic kidney disease and its progression. None of this sounds good but EGCG has been shown to support your kidneys and help stave off renal decline. Further, The American Journal of Clinical Nutrition has also shown that green tea may actually help regulate blood sugar which is not only good for staving off chronic kidney disease but assists diabetics in their own struggles with blood sugar levels.
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Green Tea For Kidney Stones:
- Green tea has been proven effective for kidney stones and green tea extracts help to prevent its formation. If you already have stones in your kidney then also green tea is helpful as it also helps in the removal of stones.
- The green tea extracts bond itself with calcium oxalate thus enabling crystals to take different shapes and also prevents them from pilling up together in the kidney to form stones.
- According to research, green tea extracts make calcium oxalate flatter thus forming flat stones, which are not strong and breakdown easily.
Is Yerba Mate Tea Good Or Bad For Kidneys
Yerba mate is an herbal tea native to South America with a smooth, woody flavor. Its high in antioxidants and nutrients. We bring it up here because it has a caffeine content comparable to coffee, making it a popular coffee alternative for waking you up in the morning.
Despite yerba mates benefits, there is little research on its relationship to kidney health. It does contain oxalic acid, an oxalate, so it should be avoided in excess when experiencing kidney conditions .
I have come across information that yerba mate may have properties which can help dissolve kidney stones. However, I have yet to verify this information with any reliable sources . At this time, Id recommend speaking to your physician and moderating your consumption of yerba mate if kidney health is a concern for you.
What we do know is that the antioxidants in yerba mate really make an impact in how the body responds to the high caffeine – in a good way. A much healthier way to get your high caffeine kick. To learn more about yerba mate and its benefits, check out our spotlight post!
Coffee, Black Tea and the Kidneys: The Conclusion:
For those who like cups and cups a day of coffee or black tea, the caffeine and oxalates should make you pause for thought if you care about your kidneys. BUT all is not lost, read on for…
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High Caffeine And Kidneys: Let’s Explore Some Popular Drinks
Unfortunately, the effect of caffeine on the kidneys isnt great. Caffeine consumption is a risk factor for kidney disease, and can cause scarring of the glomeruli – that is, the vessels in the kidneys that filter blood .
Caffeine may also lead to kidney stones, and it increases strain on the kidneys . However, some caffeinated beverages, like coffee, may be safe in small amounts due to certain plant constituents .
One review found that the data is inconclusive regarding caffeine and kidney stone risk however, the researchers pointed out that coffee and decaffeinated coffee,but not other caffeinated beverages, actually had a protective effect on the kidneys .
The bottom line, though, is that you probably shouldnt overdo it when it comes to caffeine. Let’s look at some classically high caffeine drinks: black tea and coffee:
Tea: Warm Up With A Cup
For people with chronic kidney disease or end stage renal disease , dietitians are frequently asked if tea is allowed, especially hot tea during cold winter months. As with many foods and drinks we are asked about, the answer is yes! In moderation, tea is a great beverage option that can be healthfully included in a kidney diet. In fact, there are many exciting health benefits that tea offers to anyone.
Teas come from the plant Camellia sinensis, of which the leaves will either turn to black tea with exposure to air or to green tea by steam or heat. Many herbal teas are created from either black or green tea leaves with additions of other herb leaves, spices, flavor extracts, or sweeteners. Some examples are mint, chamomile, or orange blossom herbal teas. You can also find herbal teas that do not contain tea leaves. Read the label to determine when selecting herbal tea. Research on herbal teas is inconsistent, but generally speaking herbal teas from major tea brands are safe for kidney patients to drink.
Tea ranks very high on the oxygen radical absorbency capacity scale, a measure of the antioxidant content of plant-based foods. High ORAC foods and beverages, such as tea, help to fight off free radicals and cancerous cells in the body.
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Can Ginger Be Bad For Kidneys
Ginger is generally not a problem for the kidneys and does not pose any serious risk, however, its better to discuss with your doctor or nutritionist whenever adding something new to your diet especially for kidney patients.It is essential that you are well informed about the safety of what you are consuming in your meals.Ginger is anti-coagulant in nature, therefore people under blood-thinning medications might be at risk for bleeding or bruising.
Ginger is also helpful in lowering blood pressure and blood sugars which is one of the causes to develop chronic kidney disease, hence its important to evaluate any possible risks with your doctor before going on a ginger supplementation.
Other than that eating ginger in large amounts might result in mouth irritation, heartburn, gas, digestive issues, etc.Consuming ginger tea in excess could also result in an upset stomach because ginger while is a healthy spice, should not be eaten in large amounts to avoid any gastric discomfort.
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Does Green Tea Cause Kidney Stones
Before heading on to kidney stones, you need to know that the kidneys perform a really important role in filtering your blood and removing waste in the form of urine.
However, you can suffer from many kidney-related issues and one of them is kidney stones.
Kidney stones are basically deposits of salts and minerals that get formed inside the kidneys.
Most often the kidney stones are made up of calcium oxalate. The stones vary in size.
A smaller one can travel down the urinary tract and out of the body. But a larger one gets stuck thereby causing pain.
There have been concerns over the consumption of green tea and the chances of developing kidney stones. However, the truth is that green tea does not cause kidney stones.
It instead prevents their formation.
By drinking just one cup daily, you can see an 8% decrease in the risk of developing kidney stones in females and a 14% decrease in males.
Green tea prevents the formation of kidney stones by not letting calcium oxalate to clump together. The crystals are flatter and tend to break easily.
Therefore, they can easily leave the body through the urinary tract without causing any trouble. In a nutshell, green tea affects the way the crystals get formed making them easy to exit the body.
P.S. The research is still being carried out and in case you have kidney issues, it is better to consult a doctor and then think about including the tea in your diet.
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How Much Green Tea Should You Drink
These are some of the many benefits of green tea, but the reality is one cup of tea a day will not give you all the abundant gains. The jury is out on how many cups are necessary some say as little as two cups a day while others insist that its five cups of green tea for the full benefits. If you are thinking of going down this route, you may want to consider taking a green tea supplement instead.
It doesnt just matter how much you drink for kidney health but what youre drinking that makes drinks good for kidneys. Beverages can be great to keep you hydrated and allow the kidneys to filter out toxins and wastes.
There are certain drinks that have good-for-you qualities related to your kidneys. Learn here what makes for some of the best drinks for kidneys.
Proprietary Green Tea Extract Protects The Kidneys
Chronic kidney disease is a stealth affliction affecting 26 million Americans. If allowed to progress unchecked, kidney damage disables aging individuals to the point where they require dialysis three times a week. Early detection is essential. In a significant advance, the green tea extract contained in Life Extensions formula was shown to protect against drug-induced kidney damage.
More than 26 million Americans suffer from chronic kidney diseasemany without knowing it.1
Early detection is critical because, if caught in time with blood testing, many forms of kidney impairment are reversible.
If kidney damage is allowed to progress unchecked, a patient may have to rely on side effectprone drugs,2,3 or even worse, dialysis sessions three times a week. Kidney dialysis patients suffer many ill effects, especially to their vascular systems, and their life spans are significantly shortened.
In 2011,a team of researchers reported that the green tea extract in Life Extension®s green tea formula prevented kidney damage in lab animals given gentamicin,4 a commonly prescribed antibiotic notorious for its potential to induce profound damage to the kidneys, including end-stage renal failure.
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Green Tea And Kidney Stones Studies And Findings
A study has recently claimed that for each cup of green tea consumed daily, women reduced the risk of having kidney stone by 8 percent. For men the risk would go down by as low as 14 percent. These findings however initially confused scientists, because they discovered that the level of calcium oxalate in urine had increased due to the consumption of green tea which basically meant a higher risk of kidney stone.
Later in their studies they were able to figure out that it was not just about the oxalate level but also about how it affects the crystal formation.
Teas That Are Okay For You
9. Rosehip Tea
Rosehip tea has a variety of benefits, ranging from antioxidant properties to boosting your immunity. There are different reasons to drink this herbal tea.
But, it does contain a moderate amount of oxalates. So, if you are sensitive or already have kidney stones you may want to practice moderation when drinking this tea.
10. Yerba Mate Tea
Additionally, if you enjoy the South American Yerba Mate tea you may want to limit your daily consumption. It, as previous, contains a moderate amount of oxalates. So, despite being a stimulating alternative to coffee, you may rearrange your regime to avoid excess consumption.
11. Black Currant Tea
Lastly, black currants have a moderate amount of oxalates. So, if you enjoy this flavored tea you may want to be careful about how much you drink.
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Safe Herbal Teas For Kidney Disease
Many of the most popular herbal teas are safe to drink in moderation if you have kidney disease, including:
- Teas made from fruits
However, some herbs used to make teas can interfere with medications, cause a diuretic effect, lower blood sugar, or raise potassium levels and should be used with caution for people with kidney disease.
Kidney Stones How Are They Caused
Kidney stones are formed when a very high content of calcium or other minerals get accumulated in the urinary tract and get clumped together, leading to painful stones. Symptoms include blood in urine, nausea, vomiting, fever and swelling in the kidneys. The most common kidney stone is made up of calcium oxalate.
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Chamomile Tea And Kidneys
Like rooibos, chamomile tea is caffeine free and low in tannins and oxalates .
However, chamomile may have more than just a neutral effect on kidneys. In an animal study, animals with nephrotoxicity were administered chamomile and it was found to improve kidney function .
Chamomile also reduces kidney dysfunction as a result of high fat diets. Long story short, theres pretty good evidence that chamomile is good for kidneys ! That is a cup of good news.
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How Green Tea Prevents Formation Of Kidney Stones
The extracts from green tea get bonded to calcium oxalate and the resulting crystalline takes a different shape, which prevents it from clumping together and forming kidney stones. The small crystals pass easily through urine. As per the study, the more green tea causes the calcium oxalate crystals to become flat and flatter crystals forms kidney stones that are less stable, which break up easily.
Research on the subject is still ongoing, though the findings thus far seem to indicate that green tea isnt as bad for the kidneys as it was previously thought to be. But it should only be consumed after consultation with a renal specialist.
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Is Green Tea Safe
While there are several side effects to watch out for, green tea is considered safe by the FDA when used in moderation. Most of these negative side effects are due to the caffeine content and only occur when the beverage is consumed in large amounts. Stick to suggested amounts and avoid green tea if you are sensitive to caffeine. If you suffer from any illnesses that predispose you to side effects, consult with your physician before drinking green tea.
Aside from that, drink green tea or take a green tea extract in moderation to reap the healthy benefits of this plant. You can choose to steep loose leaf tea or opt for the convenience of tea bags.
To read about the benefits of green tea please go here.
Benefits Of Dandelion Tea
Its anti-inflammatory effect helps to dissolve the kidney stones. It is a good source of vitamin A, B complex. C, D, E, Folate, Potassium, Magnesium, Iron and Zinc.
The root of Dandelion is often dried up and consumed as a tea but this whole plant is highly nutritious and edible loaded with vitamin, minerals, and fibers. The root of dandelion is rich in carbohydrate inulin that is a type of soluble fiber and helps in the growth and maintenance of healthy bacterial flora in the intestinal tract.
Drinking Dandelion tea will help to cleanse your kidney and maintain its healthy working.
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Dont miss out on the health benefits of tea!
- Improve health
- Lower your risk of cancers
- Reduce risk of heart disease
- Lowers risk of diabetes
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