theine

Theine retired young and initially handed her retirement money to a broker.

Theine, thē′in, n. a bitter crystallisable volatile principle found in tea.—ns.

Theobrō′mine, an alkaloid principle, similar to theine and caffeine, existing in the chocolate nut.

The properties of guarana as a nervous stimulant and restorative are due to the presence of what was originally described as a new principle and termed guaranine, but is now known to be identical with caffeine or theine.

It is a suggestive fact that it contains the same principle which is found in both tea and coffee and is called theine or caffeine.”