Rosemary is used for improving memory, eyesight, cerebral blood flow. Rosemary helps with colds, has choleretic and tonic effect, relieves stress and nervous tension.
In Shakespeare's Hamlet, "There's rosemary, that's for remembrance." (Hamlet, iv. 5.)
Rosemary mixed with white wine make the face beautiful.
In the Middle Ages, rosemary was associated with wedding ceremonies. The bride would wear a rosemary headpiece and the groom and wedding guests would all wear a sprig of rosemary. From this association with weddings, rosemary was thought to be a love charm.