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Journal of Pharmaceutical and Biological Sciences

Green tea: is it a health drink or just a beverage? An observational study in over weight student volunteers

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Author Details : Regina Roy, Ravi Indla, Thangam Chinnathambi, Suresh Kumar S, Vidhyasagaran, Fazulu Rahiman

Volume : 5, Issue : 2, Year : 2017

Article Page : 49-55

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Objectives: To study the effect of consumption of green tea on Weight, Body Mass Index (BMI) reduction & on Waist Hip Ratio (WHR).
Methods: This was a prospective study involving 30 student volunteers in the age group of 20-23 for a period of 3 months. 2nd Year MBBS students who had given informed consent to undergo this study were selected, after obtaining approval from institutional ethical committee. Basic parameters like weight, height, BMI (Body Mass Index), measurements of waist, hip and Waist Hip Ratio (WHR) were taken. Students were selected based on the inclusion criteria of those who were having BMI more than 23. Freshly prepared green tea (Camellia sinesis), 150 ml, with hot water, was consumed by the volunteers at a fixed time every day for a period of 3 months. At the end of each month all the measurements were repeated. At the end of the project, data was analyzed statistically using t test (Paired).
Results: There was a significant reduction in weight, BMI in volunteers taking green tea. Their alertness, while attending classes, also improved.
Conclusion: This study proved that green tea is indeed an elixir that promotes longevity and wellbeing, qualifying it as a health drink.

Keywords: Camellia sinesis, BMI (Body Mass Index), Waist Hip Ratio (WHR)

How to cite : Roy R, Indla R, Chinnathambi T, Suresh Kumar S, Vidhyasagaran, Rahiman F, Green tea: is it a health drink or just a beverage? An observational study in over weight student volunteers. J Pharm Biol Sci 2017;5(2):49-55

Copyright © 2017 by author(s) and J Pharm Biol Sci. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (CC-BY-NC 4.0) (