The alkoloid naturally found in coffee, cocoa and cola nut is

Options

A. Cocaine
B. Morphine
C. Tannin
D. Caffeine

Answer

D

Explanation

Caffeine `(C_8H_10 N_4 O_2)` is a bitter alkaloid found especially in coffee, tea, cacao, and kola nuts. It is used medicinally as a stimulant and diuretic.