Review Articles

2019  |  Vol: 5(2)  |  Issue: 2(March-April)  |
Green tea: Chemical composition, biological effects and health benefits

Preeti Arya*, Abhishek Dabra, Kumar Guarve

Guru Gobind Singh College of Pharmacy, Yamunanagar, Haryana, India

*Address for Corresponding Author

Preeti Arya

Guru Gobind Singh College of Pharmacy, Yamunanagar, Haryana, India


Green tea widely consumed as a dietary supplement. It has polyphenolic compound which is called epigallocatechin-3-gallate (EGCG). Green tea plant mostly grows in warm climate and higher altitude. For commercial picking of leaves, plant takes 3-5 year to fully grow. Green tea is less processed or non-oxidative form so it has maximum antioxidant property than other forms of tea Now days, it is widely used to reduce weight. Green tea has poly phenolic content named EGCG and has maximum antioxidant property. It has many health benefits like anti-inflammatory, anti-carcinogenic and antibacterial activity. Besides many health benefits, consuming high amount of green tea may cause many side effects. Excess consumption of green tea and its concentrated extract shows restlessness, CNS stimulation, headache, hepatotoxicity and other side effects. Now a day, society is not so much aware about the use of green tea and individual is taking this with any consultation with medical practitioner.

Keywords: Antioxidants, epigallocatechin-3-gallate, hepatotoxicity, flavonoids, restlessness

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