Have you tried roasted barley tea? It’s made from barley and has no caffeine. This tea is favored for pregnant women and children/babies.
People drink roasted barley tea in all season, but especially in summer as cold barley tea tastes good with cold. Actually roasted barley tea is known that it lowers body temperature.
The taste of roasted barley tea is mild and is not bitter at all, and that’s why many people in Japan like it. It’s easy to drink; if you don’t like bitter tea, it’d be nice to try roasted barley tea.