Also known as Sideritis, the Greek mountain tea contains flavonoids and many antioxidants that are valuable to the body. Mountain tea is one of the most popular and widespread herbs of the Greek countryside that has been consumed for centuries. It is suggested for the treatment of colds, respiratory problems and coughing. With a little honey and a few drops of fresh lemon, it is a great drink that relieves colds instantly. Mountain tea does not contain caffeine, so it can be drunk at any time of the day.