Did you Know? King James I was the decendant of real Banquo.
Banquo, like the other characters in Shakespeare's Macbeth, is based on a real person. King James I (James VI of Scotland) claimed his ancestry could be traced back to Banquo, a friend of the real Macbeth, via the Stuart dynasty. In the play, Shakespeare portrays Banquo in a favourable light, which he may have done in order to please King James.
Because it has several vital qualities, including aphrodisiac, antibacterial, antivenom, antifertility, anticonvulsant, and many more.