Mint tea was a Human drink enjoyed by several individuals.
T'Pol enjoyed the beverage aboard Enterprise NX-01. (ENT: "Fusion")
Perrin, the Human wife of Sarek, also enjoyed a cup of hot mint tea with Captain Picard aboard the USS Enterprise-D. She remarked that a drink existed on Vulcan that was called mint tea, but was very dissimilar to the Earth variety. (TNG: "Unification I")
In 2369, Julian Bashir ordered a mint tea from a waiter on Deep Space 9 who was actually Q in Bajoran form. (DS9: "Q-Less")