Tisane is the French term for aromatic or herb-flavored tea. An herb is a flowering plant whose stem above ground does not become woody; such a plant when valued for its medicinal properties, flavor, scent, or the like.
In other words, anything that does not come from the camellia sinensis (tea plant) cannot technically be called “tea”. The correct terminology for these types of herbal “tea” would be tisane or herbal infusion.
These are 100% caffeine-free.
Caffeine is only found in a handful of things on Earth – coffee bean, tea leaf (camellia sinensis), kola nut (used to make soft drinks like cola) and the cocoa bean (used to make chocolate).
Yes, all tea contains at least some level of caffeine. We will go into more detail about how caffeine found in tea is different than caffeine found in other products in another article.