1Umme Hasanat, 2Shreya Ray and Rinku Saha*3

Department of Botany, Lady Brabourne College, Kolkata-700017 (India)

ABSTRACT

A review work has been done on the influence of altitude on caffeine content in two most popular beverages tea and coffee. Tea is an aromatic beverage prepared by using the leaves of Camellia sinensis. Another widely consumed drink is coffee which is prepared by using roasted coffee beans. Coffee beans are the seeds of berries from Coffea Species. Caffeine is a trimethylxanthin purine alkaloid which occurs naturally in tea and coffee. Caffeine is used widely as psychoactive drug. This article seeks to address the ways that altitude change impact in tea and coffee in India and other countries. It directly focuses on how altitude change affects the caffeine quantity. After reviewing several previous research papers this article concluded that the caffeine level in tea from different country increase with increase in elevation. The caffeine content is changing with altitude even in a single region. On the other hand in coffee the caffeine level decreases with increase in elevation.

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