One such item for me is one of my favorite Korean grocery items from Costco: Korean honey citron and ginger tea, also known as yuja tea. Related: The Midwestern Trick for the Fastest & Best-Ever H ...

Citron tea, also called Yuja-cha, combines the benefits of vitamin C with a distinctive citrus flavor. This tea proves especially effective against coughs, colds, and sore throats. A new study ...