Sometimes called a berry and sometimes called a nut, longan is actually neither. Instead, it is a fruit related to the lychee. Longans grow in clusters on trees. The fruit is very round and about ...

Medically reviewed by Elizabeth Barnes, RDNMedically reviewed by Elizabeth Barnes, RDN Longan fruit, also known as dragon's eye, is a fruit harvested from the longan tree (Dimocarpus longan Lour.), ...