Green tea has been revered for centuries in various cultures for its myriad health benefits. With its increasing popularity in the western world, scientists have begun to dive deep into its composition, leading to the extraction of its most potent compounds. Green tea extract stands out as a concentrated form of green tea, packed with antioxidants and other healthful compounds. In this article, we will discuss in-depth what green tea extract is, its various benefits, potential side effects, the recommended dosage, and much more.

What is Green Tea Extract?

Green tea extract is derived from the leaves of the Camellia sinensis plant. It primarily consists of the bioactive compounds present in green tea, including catechins, which are natural antioxidants that help in preventing cell damage and reducing inflammation.

Composition of Green Tea Extract

The primary compounds of green tea extract include:

  • Catechins: The most abundant and powerful antioxidant in green tea.
  • Epigallocatechin Gallate (EGCG): Considered the most effective catechin, offering numerous health benefits.
  • L-theanine: An amino acid that promotes relaxation without causing drowsiness.

Benefits of Green Tea Extract

Green tea extract is renowned for its multitude of health benefits, including:

  1. Antioxidant Properties: Helps in neutralizing harmful free radicals, potentially reducing the risk of certain chronic diseases.
  2. Brain Health: Enhances cognitive function and reduces the risk of neurodegenerative diseases.
  3. Weight Loss: Aids in burning fat and boosts metabolic rate.
  4. Heart Health: Reduces bad cholesterol levels and the risk of heart diseases.
  5. Skin Health: Protects the skin from damage and aging due to its anti-inflammatory and antioxidant properties.

Side Effects of Green Tea Extract

While green tea extract is generally safe when consumed in moderation, excessive intake might lead to:

  • Digestive Issues: Such as nausea and upset stomach.
  • Liver Damage: Particularly when consumed in very high doses.
  • Insomnia: Due to its caffeine content.
  • Iron Deficiency: It can interfere with iron absorption.

It’s essential to consult with a healthcare provider before starting any supplement, including green tea extract.

Recommended Dosage

The recommended dosage for green tea extract varies based on its intended use:

  • General Health: 250-500mg daily.
  • Weight Loss: 500-750mg daily.
  • Cognitive Benefits: 100-200mg daily.

It’s vital to note that these dosages are general guidelines, and individual needs may vary.

How to Choose a Quality Green Tea Extract Supplement

When selecting a green tea extract supplement, consider the following:

  • EGCG Content: Ensure it has a high EGCG concentration.
  • Third-party Testing: Opt for brands that have undergone third-party testing for purity and potency.
  • Origin: Source matters; choose extracts derived from organically grown green tea.

Discover a premium quality Green Tea Extract at UltraNutrio, which ticks all the above boxes, ensuring you reap all the potential benefits of this potent extract.


Green tea extract offers a concentrated dose of the beneficial compounds found in green tea. Its antioxidant, anti-inflammatory, and numerous other health benefits make it a valuable addition to one’s health regimen. However, as with any supplement, it’s essential to consume it responsibly and under the guidance of a healthcare provider.