1620 Beltline Road Decatur AL 35601 US

Coffee is a popular beverage consumed by millions of people around the world. It has a unique flavor and aroma that many find irresistible. However, there is often confusion and debate about whether coffee is acidic or alkaline. In this comprehensive guide, we will explore the acidity of coffee, its effects on the body, and the factors that contribute to its acidity.

Understanding Acidity:

To understand whether coffee is acidic, we first need to understand the concept of acidity. Acidity is a measure of the pH level of a substance, ranging from 0 to 14. A pH level below 7 is considered acidic, while a pH level above 7 is alkaline or basic. A pH of 7 is neutral.

Coffee’s pH Level:

Coffee is naturally acidic, with a pH level ranging from 4 to 6, depending on various factors. The pH level can vary between different types of coffee beans, brewing methods, and the roast level. Generally, lighter roasts tend to be more acidic compared to darker roasts.

Factors Influencing Coffee’s Acidity:

  • Coffee Beans: The type of coffee beans used greatly influences the acidity of the coffee. Arabica beans, the most popular type of coffee beans, are generally considered to have a higher acidity compared to Robusta beans. However, within each type, there can be variations in acidity levels depending on factors such as growing conditions and processing methods.
  • Roasting Process: The roasting process plays a significant role in determining the acidity of coffee. Lighter roasts, which are roasted for a shorter duration, tend to retain more of the original acidity of the beans. On the other hand, darker roasts undergo a longer roasting process, which results in the breakdown of acids, leading to a less acidic taste.
  • Brewing Method: The brewing method used also affects the acidity of coffee. Brewing methods like espresso, which involve high pressure and shorter extraction times, tend to extract more acidic compounds from the coffee grounds. On the contrary, brewing methods like cold brew or using a French press result in a lower acidity due to their longer extraction times.

Effects of Coffee Acidity on the Body:

Consuming acidic foods or beverages can have different effects on individuals. Some people may be more sensitive to acidity and experience gastrointestinal discomfort, such as acid reflux or heartburn, after consuming acidic coffee. Others may not have any adverse effects. It’s important to note that the acidity of coffee is not the sole factor contributing to these symptoms. Other factors like individual tolerance, diet, and overall health can also play a role.

Reducing Coffee Acidity:

If you are concerned about the acidity of coffee or experience discomfort after consuming it, there are several ways to reduce its acidity:

  • Choose a Darker Roast: Opting for darker roasts can help reduce the acidity of your coffee. The longer roasting process breaks down the acids, resulting in a smoother and less acidic taste.
  • Cold Brewing: Cold brewing is a method where coffee grounds are steeped in cold water for an extended period, typically 12 to 24 hours. This method produces a less acidic coffee concentrate, which can be diluted with water or milk according to taste.
  • Adding Milk or Cream: Adding milk or cream to your coffee can help neutralize the acidity and make it more tolerable for those with sensitive stomachs. The proteins and fats in dairy products can help balance the pH level and reduce the overall acidity.
  • Low-Acid Coffee Beans: Some coffee brands offer low-acid or acid-neutralized coffee beans. These beans are processed to remove or reduce the acidic compounds, resulting in a milder coffee flavor. These options may be worth exploring if you are particularly sensitive to acidity.
  • It’s important to note that while these methods can help reduce the perceived acidity of coffee, they may also alter the taste and flavor profile. Experimentation may be necessary to find the right balance that suits your preferences.


Coffee is naturally acidic, with a pH level ranging from 4 to 6. The acidity of coffee is influenced by factors such as the type of beans, the roasting process, and the brewing method. While some people may experience discomfort due to the acidity, others may not be affected. If you find coffee too acidic for your liking or experience gastrointestinal issues, you can choose darker roasts, opt for cold brewing, add milk or cream, or explore low-acid coffee options. Remember that individual tolerance and overall health also play a role in how the body reacts to the acidity of coffee. Enjoying coffee in moderation and listening to your body’s cues can help you determine what works best for you.

Charlotte Cremers
Back To Top