Is Coffee Bad For The Kidneys?

Coffee shops like Starbucks and Tim Hortons are popular places to grab a quick drink or unwind with a hot beverage. However, for people with kidney disease, finding the proper drink might be difficult. Many beverages are heavy in sugar, caffeine, or potassium, so choose kidney-friendly ones. In this article, we’ll look at some wise choices, give information about fluids and kidney health, and provide advice on how to stay hydrated while enjoying your favourite coffee shop experience.

Coffee Facts

Coffee is the second most traded commodety in the world. Coffee beans, aren’t actually beans. Though they’re called “coffee beans,” they are technically the seeds of a fruit called a cherry. These cherries grow on coffee plants and are typically red when ripe.

The two most common types of coffee beans are Arabica and Robusta. Arabica beans are considered to have a smoother, milder flavor, while Robusta beans have a stronger, more bitter taste and contain more caffeine.

In the U.S., coffee is a staple. In fact, in a report by the National Coffee Data Trends shows that 67% of Americans reported having coffee within the past day. The average person drinks about 3.1 cups of coffee per day, adding up to a massive 400 million cups daily across the country!

Coffee And The Kidneys

Proper fluid management is critical for patients living with kidney disease since the kidneys play an important role in maintaining fluid balance in the body. Coffee is one type of fluid many of us enjoy. Here are some key considerations when drinking coffee as a fluid if you are wondering is coffee bad for the kidneys:

  1. Balancing Fluid Intake
    Depending on your stage of renal illness, your healthcare professional may advise you to follow particular fluid limitations. Drinking too much can produce edema and high blood pressure, while drinking too little might result in dehydration.
  2. Avoiding Hidden Phosphorus and Potassium
    Many coffee shop drinks contain phosphorus- and potassium-rich creamers, flavorings, or milk. Always use plant-based milk replacements and inquire about ingredients when ordering. 
  3. Caffeine Considerations
    Caffeine in moderation is normally safe, but excessive consumption can strain the kidneys and elevate blood pressure. People who need to limit their caffeine intake should choose decaf choices.
  4. Sugar Awareness
    High-sugar drinks can lead to weight gain and poor blood sugar regulation, both of which can have a negative impact on kidney function. Look for unsweetened or “half-sweet” beverages. 

Strategies To Stay Hydrated

Now, we may have answered your question about of is coffee bad for the kidneys. Now it is important to discuss staying hydrated. It is critical, but it necessitates careful planning for persons with kidney illness. Here are some recommendations to keep you on track:

  1. Choose Smaller Sizes
    To keep calorie and fluid intake under control, order tall or small portions of beverages. This is especially useful if you have a restricted fluid allowance.
  2. Dilute Sugary Drinks
    If you can’t resist a flavorful beverage, request half the syrup or sauce or more ice to dilute it.
  3. Incorporate Moisture-Rich Foods
    Consume fruits and vegetables with a high water content, such as cucumbers or lettuce. These help you stay hydrated without increasing your daily fluid intake.
  4. Use Infused Water
    To add flavor to your water without adding sugar or additives, infuse it with slices of lemon, lime, or fresh mint.
  5. Spread Fluid Intake Throughout the Day
    Rather than drinking huge amounts at once, consume fluids in modest amounts throughout the day. This helps to maintain a steady equilibrium without overburdening your kidneys.

Tips For Ordering Kidney-Friendly Coffee


When ordering coffee, here are some things to consider to make your beverage choice kidney-friendly:

  1. Ask Questions
    Don’t be hesitant to question your barista about ingredients or changes. Most coffee shops are willing to accommodate dietary requirements. 
  2. Avoid Whipped Cream and Toppings
    These frequently include unnecessary sugar and fat. Whenever possible, choose simple drinks.
  3. Experiment with Herbal Teas
    Herbal teas are often caffeine-free and available in a variety of flavors, making them a safe and pleasurable option.

Kidney-Friendly Drinks at Starbucks

Starbucks has a wide range of drinks, and with a few modifications, you may discover kidney-friendly ones that suit your lifestyle. Try using their online nutrition information to check out other beverages.

  1. Brewed Coffee
    A classic brewed coffee is both simple and good for your kidneys. If caffeine is an issue, choose decaf to assist regulate blood pressure and kidney stress. To keep caffeine and fluid quantities under control, stick to small serving sizes.
  2. Tea
    Starbucks serves a variety of hot and iced teas, including green, black, and herbal options. Iced green tea or passion tea (unsweetened) are delightful and low-calorie options. Avoid sweetened teas and those containing added syrups.
  3. Café Latte with Almond Milk
    A latte made with almond milk instead of whole milk is an excellent option for people watching their potassium and protein consumption. This substitution also reduces fat content while retaining a creamy consistency. 
  4. Pineapple Passionfruit Refresher
    For warm days, this fruity option is lighter and more hydrated. To keep sugar levels under control, get a small quantity and avoid adding any additional sweeteners.

Kidney-Friendly Drinks at Tim Hortons

Tim Hortons also offers numerous beverages that are suitable for a kidney-friendly diet:

  1. Coffee
    Tim Hortons, like Starbucks, serves good brewed coffee. If you want to limit your caffeine intake, go for decaf coffee.
  2. Tea
    Tim Hortons’ teas provide simple, calming options for any time of day. Choose unsweetened variations and drink them hot or cold.
  3. Strawberry Watermelon Quencher
    This is a fruity and delightful alternative. Stick to a small serving size and avoid adding extra sugar to make it more kidney-friendly.
  4. Unsweetened Iced Latte
    An iced latte without added sugars might be a hydrating and low-calorie option. Choose almond milk as a foundation for a lower potassium choice.

Remember to check out their online nutrition calculator for updates.

Final thoughts about is coffee bad for the kidneys

Whether you visit Starbucks or Tim Hortons, navigating the menu with kidney health in mind does not have to be a difficult effort. You can enjoy great beverages without compromising your health by selecting simple, low-caffeine options and making clever adjustments.

Remember that staying hydrated is more about quality than quantity. Choose drinks that are appropriate for your health needs and consume them in moderation. With these techniques and strategies, you may enjoy your coffee shop experience while also being kidney-friendly!

This article was written by Nadine Abdelmalek, Nutrition Student Volunteer.
This article was reviewed by Emily Campbell, RD CDE MScFN.

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