Is Tea Acidic? A Guide to Choosing the Right Brew for Your Gut

Sep 19, 2025Advanced Food Intolerance Labs
Is Tea Acidic? A Guide to Choosing the Right Brew for Your Gut

Tea, a beloved beverage enjoyed worldwide, offers a moment of tranquility and potential health benefits. But if you're prone to acid reflux or other digestive issues, you might be wondering, "Is tea acidic?" and how it might affect your stomach.  

how it might affect your stomach

This article delves into the acidity of tea, explores its potential impact on your digestive system, and guides you toward making informed choices about your tea consumption.

Understanding Acidity and the pH Scale

To understand the acidity of tea, it's helpful to grasp the pH scale. The pH scale ranges from 0 to 14:

  • 0-6: Acidic

  • 7: Neutral

  • 8-14: Alkaline

The lower the pH, the more acidic a substance is.

Is Tea Acidic? The General Answer

Yes, tea is generally considered to be slightly acidic. The pH of tea typically ranges from 4.5 to 6.5.

Factors Influencing Tea Acidity

The acidity of tea can vary depending on several factors:

Factors Influencing Tea Acidity
  • Type of Tea: Different types of tea, such as black, green, and herbal teas, have varying acidity levels.

  • Brewing Time: Longer steeping times can sometimes increase acidity.  

  • Processing Methods: Fermentation and oxidation processes can influence the final pH of the tea.  

Is Green Tea Acidic? A Gentle Choice

Is green tea acidic? Yes, green tea is also slightly acidic, but it generally has a higher pH (closer to neutral) compared to black tea. This makes it a potentially gentler option for those with acid reflux.

Is Green Tea Good for Acid Reflux?

Is green tea good for acid reflux? While green tea is less acidic than black tea, it can still trigger symptoms in some individuals. Caffeine in green tea can relax the lower esophageal sphincter (LES), allowing stomach acid to flow back into the esophagus.

Least Acidic Tea: Herbal Option

Least Acidic Tea

If you're seeking the least acidic tea options, herbal teas are generally your best bet. These teas are not made from the Camellia sinensis plant (which produces black, green, and oolong teas) and are naturally caffeine-free and typically non-acidic.

Herbal Tea for Acid Reflux: Soothing Alternatives

Some herbal teas that may be helpful for acid reflux include:

  • Chamomile tea: Known for its calming and anti-inflammatory properties.  

  • Ginger tea: Can help soothe nausea and aid digestion.  

  • Licorice root tea: May help protect the stomach lining.

Food Intolerance and Digestive Health

If you experience frequent or persistent digestive issues, regardless of your tea choices, consider the possibility of food intolerances or sensitivities. These can trigger inflammation and disrupt your gut health.

Food Sensitivity Test Kit: Identify Your Triggers

A food sensitivity test kit can help you pinpoint specific foods that might be causing your digestive symptoms. By eliminating or reducing these trigger foods, you can potentially alleviate your digestive problems and improve your overall well-being.

Key Takeaways:

Green tea
  • Tea is generally slightly acidic.  

  • Green tea is typically less acidic than black tea.  

  • Herbal teas are generally non-acidic and can be a good choice for those with acid reflux.

  • Food intolerances can contribute to digestive issues.  

Disclaimer: This article is for informational purposes only and should not be considered medical advice. Consult a healthcare professional for any health concerns.

Frequently Asked Questions:

1. If tea is acidic, will it definitely give me heartburn?

Not necessarily. While tea is mildly acidic, many people can enjoy it without experiencing heartburn. Individual sensitivity to acidic foods and drinks varies. If you're prone to acid reflux, you might need to be more mindful of the type and amount of tea you consume.

2. Does the temperature of the tea affect its acidity?

The temperature of the tea doesn't significantly change its pH level. However, very hot beverages can sometimes irritate the esophagus, regardless of their acidity.

3. Are there any teas that are considered alkaline?

Herbal teas are generally not categorized as acidic or alkaline in the same way as black or green teas. They are typically closer to neutral on the pH scale.

4. Does adding milk or lemon to tea change its acidity?

Adding milk can slightly reduce the acidity of tea, as milk is closer to neutral. Adding lemon, on the other hand, will increase the acidity.

5. I have frequent heartburn. Should I avoid tea altogether?

Not necessarily. You might try switching to herbal teas, avoiding strong black teas, or drinking tea with food. However, if you have persistent or severe heartburn, consult a doctor to determine the underlying cause and receive appropriate treatment.

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Author: Dr. Sony S. | Panel Expert, Medical Doctor

Dr. Sony is known for her medical articles, written with in-depth detail and accuracy owing to her vast medical knowledge and thorough research of each article. She completed her degree with multiple scholarships from Guangzhou Medical University and is a board-certified Clinical Doctor. She is currently working as a Medical Officer in the emergency department of a renowned hospital and continues to publish numerous medical papers and articles. Dr. Sony continues to lead the way in medical breakthroughs, unparalleled by her high level of detail, knowledge and passion for discovering new sciences and innovative healthcare treatments.



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