Is cold brew coffee less acidic?

Marlin Dariel

Are you tired of that sharp, acidic aftertaste that conventional brewed coffee leaves in your mouth? Well, fear not, because there’s a solution brewing that might just change your coffee-drinking experience for the better. Enter cold brew coffee, the trendy new beverage that has garnered a following worldwide. But what sets cold brew apart from its hot counterpart, you may wonder? Many coffee enthusiasts claim that this slow-steeping method produces a smoother, less acidic cup of joe. In this article, we’ll delve into the science behind cold brew and explore whether it truly lives up to its reputation as a gentler alternative to regular coffee. So grab your mug, sit back, and let’s find out if cold brew might just be the chilled-out coffee experience you’ve been searching for.


Coffee is one of the most consumed beverages worldwide. For coffee lovers, the acidity of the brew can impact their experience. In recent years, cold brew coffee has gained popularity due to its smoother and less acidic taste. This article will delve into what cold brew coffee is, why it is less acidic, and how to make it at home for a delightful coffee experience.

What is Cold Brew Coffee?

Cold brew coffee is a brewing method that involves steeping coffee grounds in cold or room temperature water for an extended period, usually overnight. Unlike traditional hot brewed coffee, cold brew is not exposed to high temperatures for a short duration. This slow and gentle extraction process results in a naturally sweeter and less acidic coffee.

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Why is Cold Brew Coffee Less Acidic?

The reduced acidity in cold brew coffee can be attributed to two main factors: brewing temperature and extraction time. Let’s explore each factor in detail:

Brewing Temperature

When brewing hot coffee, the high temperature can extract more acids from the coffee grounds, resulting in a higher acidity level. In the case of cold brew coffee, the lower brewing temperature prevents the release of certain compounds that contribute to acidity. This leads to a brew with a milder and smoother taste.

Extraction Time

Another essential aspect of cold brew coffee is the extended extraction time. By steeping the coffee grounds for a more extended period, typically ranging from 12 to 24 hours, cold water effectively extracts the desirable flavors while minimizing the extraction of acidic compounds. The result is a less acidic coffee with a balanced flavor profile.

How to Make Cold Brew Coffee

Making your own cold brew coffee at home is a rewarding process. Here’s a simple step-by-step guide:

1. Gather the Ingredients and Tools

To make cold brew coffee, you’ll need:

  • Coarsely ground coffee beans
  • Cold or room temperature water
  • A jar or container
  • A fine-mesh sieve or cheesecloth

2. Measure and Combine

Measure your desired amount of coffee grounds and add them to the jar or container. The general ratio is 1 part coffee to 4 parts water, but you can adjust the strength according to your taste preference. Pour in the water and give it a gentle stir to ensure all the grounds are saturated.

3. Steep

Close the lid or cover the container with plastic wrap and let the mixture steep for 12 to 24 hours. Find a cool spot for the jar, such as the refrigerator or a shaded area on your countertop.

4. Strain the Coffee

After the steeping time, place the fine-mesh sieve or cheesecloth over another clean container or pitcher. Slowly pour the cold brew coffee through the sieve, allowing it to filter out any sediment or grounds. You may need to do this in batches.

5. Serve and Enjoy

Once strained, your cold brew coffee is ready to be enjoyed. It can be served over ice, diluted with water, or mixed with your favorite milk or sweetener. Experiment with different ratios until you find your perfect cup.

Advantages of Cold Brew Coffee

Cold brew coffee offers several advantages over traditional hot brewed coffee. Here are some key benefits:

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Naturally Smooth and Less Acidic

As discussed, the extended brewing time and lower temperature result in a coffee that is naturally smoother and less acidic. This makes it an ideal choice for those with a sensitive stomach or acid reflux issues, as it is gentler on the digestive system.

Reduced Bitterness

Cold brew coffee tends to have a milder and less bitter taste compared to its hot brewed counterpart. The slow extraction process extracts fewer bitter compounds, resulting in a more enjoyable and well-balanced flavor profile.

Higher Antioxidant Content

While cold brew coffee is less acidic, it is still rich in antioxidants. The extended brewing time allows for a more efficient extraction of antioxidants from the coffee grounds, providing potential health benefits.


Cold brew coffee is highly versatile and can be used as a base for various delicious coffee beverages. From iced lattes to coffee cocktails, the smooth and concentrated nature of cold brew coffee allows for endless creative possibilities.

Disadvantages of Cold Brew Coffee

While cold brew coffee offers many advantages, it’s essential to consider some potential drawbacks as well:

Long Brewing Time

The extended steeping period required for cold brew coffee can be seen as a disadvantage, especially when you need a quick caffeine fix. It requires advance planning and patience to enjoy a fresh batch of cold brew.

Higher Coffee to Water Ratio

Cold brew coffee typically requires a higher coffee to water ratio compared to hot brewed coffee. This means you may go through coffee grounds more quickly, which can be a consideration if you’re on a budget or have limited access to quality coffee beans.

Tips for the Best Cold Brew Coffee

1. Use Quality Coffee Beans

The flavor of your cold brew coffee largely depends on the quality of the coffee beans you choose. Opt for freshly roasted and coarsely ground beans for the best results.

2. Experiment with Brewing Time

The steeping time can affect the strength and flavor of your cold brew coffee. Feel free to experiment with different brewing times to find your preferred balance between acidity and strength.

3. Properly Store Your Cold Brew

To maintain the freshness of your cold brew coffee, store it in a sealed container in the refrigerator for up to a week. This way, you can enjoy a refreshing cup at any time without the need for daily preparation.

Difference between Cold Brew and Iced Coffee

It’s important to distinguish between cold brew coffee and iced coffee, as they are often used interchangeably. While both are chilled coffee drinks, their preparation methods and taste profiles differ significantly.

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Cold brew coffee is made by steeping coffee grounds in cold or room temperature water for an extended period. On the other hand, iced coffee is typically brewed with hot water and then cooled by pouring it over ice. The quick cooling process of iced coffee leads to higher acidity and a different flavor profile.


Cold brew coffee is known for its smooth, mellow, and less acidic taste. It highlights the natural flavors of the coffee beans without the bitterness typically associated with hot brewed coffee. Iced coffee, when properly brewed, can have a similar strength but with a brighter and more pronounced acidity.


Cold brew coffee offers a delightful alternative to hot brewed coffee, particularly for those seeking a smoother and less acidic experience. By understanding the brewing process, advantages, disadvantages, and tips for preparation, you can now confidently explore the world of cold brew coffee. Remember to start with quality coffee beans, experiment with brewing times, and store your cold brew properly for a refreshing cup of joe whenever you desire. Cheers to your cold brewing adventures!

FAQs (Frequently Asked Questions)

What is cold brew coffee?

Cold brew coffee is a brewing method that involves steeping coarsely ground coffee beans in room temperature or cold water for an extended period of time, around 12-24 hours. This slow extraction process gives cold brew a unique taste profile compared to hot brewed coffee, characterized by a smoother, less acidic flavor.

Is cold brew coffee less acidic than hot brewed coffee?

Yes, cold brew coffee is generally less acidic than hot brewed coffee. The extended steeping time in cold water extracts less of the acidic compounds found in coffee beans, resulting in a smoother and less acidic taste. This makes it a popular choice for individuals with sensitive stomachs or acid reflux issues.

How does the acidity of cold brew coffee compare to other cold coffee drinks?

The acidity of cold brew coffee is generally lower than other cold coffee drinks, such as iced coffee or traditional brewed coffee that has been iced. Traditional iced coffee is brewed hot and then cooled down, which can retain more of the acidity from the brewing process. Cold brew, on the other hand, is specifically designed to minimize acidity through its slow extraction process.

Does the length of the steeping time affect the acidity of cold brew coffee?

Yes, the length of the steeping time can affect the acidity of cold brew coffee to some extent. Longer steeping times typically result in a slightly lower acidity level, as more time allows for a more gentle extraction of flavors from the coffee beans. However, there is a limit to how long you should steep cold brew to avoid over-extraction and potential off-flavors.

Can I adjust the acidity of my cold brew coffee?

Yes, you can adjust the acidity of your cold brew coffee to some extent. If you find your cold brew to be too acidic for your liking, you can experiment with different brewing parameters, such as using a higher coffee-to-water ratio, coarser grind size, or brewing for a shorter period of time. Additionally, some coffee blends naturally have lower acidity levels, so choosing specific beans or blends can also help in achieving a less acidic cold brew.

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Marlin Dariel

A seasoned coffee connoisseur, reviews coffee shops, recommends unique places to enjoy a great cup of coffee. "Every coffee bean has an interesting story"


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