Saccharina is a genus of 24 species of Phaeophyceae. It is found in the north Atlantic Ocean and the northern Pacific Ocean at depths from 8 m to 30 m.

Saccharina latissima is a brown alga, of the family Laminariaceae. It is known by the common names sugar kelp, sea belt, and Devil's apron, and is one of the species known to Japanese cuisine as kombu