Why does green tea make me nauseous?

Tea has become one of the world’s most beloved beverages prepared by pouring hot or boiling water over cured or fresh leaves of Camellia sinensis.

Tea has four (4) varieties and they are: White tea, Green tea, Oolong tea and Black tea, it also has many health benefits such as reducing your risk of chronic conditions like:

However each variety of tea has its own health benefits and side effects and this leads to many people wondering why green tea makes them nauseous?

If you avoid green tea because of nausea then this article is definitely for you as we explore more about green tea, its health benefits, limitations and why it makes you nauseous.

Green tea

Why green tea makes you nauseous
Green Tea

Green tea also known as true tea is one of the oldest herbal teas known to man.

It’s made from Camellia sinensis leaves and interestingly the buds of green tea do not undergo the same withering and oxidation process used to make oolong teas and black teas.

What are the health benefits of green tea?

Green tea originated from China where it was used as a medicinal herb due to its many health benefits.

Some of these health benefits have scientific evidence backing them while some do not,they include:

  1. It lowers the risk of certain cancers

Green tea may fight against and prevent types of cancers like mouth, kidney, pancreas, stomach, and mammary glands among others.

  1. It helps with weight loss

Green tea may help you lose weight and in turn get rid of fat due to the natural thermogenic properties provided by caffeine, and by the plant compounds such as catechins.

  1. It improves brain function

Green tea contains caffeine which is a stimulant that makes you more energetic and improves brain function including reaction time, mood, and productivity. 

  1. It lowers blood sugar pressure

Studies suggest green tea may improve insulin sensitivity and as a result have a beneficial effect on blood sugar control.

  1. It fights inflammation

Green tea has a component called “epigallocatechin gallate” that has an anti-inflammatory effect and protects the cell DNA.

The antiviral, antibacterial, and antifungal properties in green tea also work well against inflammation.

Why then does green tea make me nauseous?

Green tea has certain compounds that may cause nausea when taken in large quantities OR on an empty stomach and according to scientific research, the tannins in green tea are responsible for the bitter and dry taste of green tea.

These tannins can irritate the digestive tissue and could potentially lead to uncomfortable symptoms like nausea or stomach ache

Apart from tannins, the presence of caffeine in green tea is another reason why you feel nauseous after consuming green tea.

Some side effects of green tea

  • Mild to serious headaches
  • Nervousness
  • Sleep problems
  • Vomiting
  • Diarrhoea
  • Irritability
  • Irregular heartbeat
  • Heartburn
  • Dizziness
  • Convulsions

Though green tea has health benefits, it still contains substances that might have negative side effects, such as anxiety, headaches, digestive issues, and disrupted sleep patterns when consumed in large quantities.

Therefore, you should pay attention to your tea habit and be moderate with your tea consumption.

If you’re experiencing any side effects that you think could be related to your tea intake, reduce your quantity and if it persists, consult your healthcare provider.

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