This section is from the book "Ancient Legends, Mystic Charms, And Superstitions Of Ireland", by Jane Francesca Wilde. Also available from Amazon: Ancient Legends, Mystic Charms, And Superstitions Of Ireland.
Anoint a freckled face with the blood of a bull, or of a hare, and it will put away the freckles and make the skin fair and clear. Also the distilled water of walnuts is good.
There is a pretty secret to cure a burn without a scar : " Take sheep's suet and the rind of the elder-tree, boil both together, and the ointment will cure a burn without leaving a mark."