An used tampon that, when put into boiling water, makes it bloody, terefore making it good source of food for vampires
A: You really prefer vampires over werewolfs? Are you insane? Werewolfs are fluffy, soft and hot and don't need to harm you to survive.
B: But vampires are handsome.
A: They are gross! Havn't you hear of vampire tea?!?!?!