Pheromones, hm? Why, I might just enlist your help sooner than later -- prior to settling on tea, I was attempting to create a similar product using incense, but had little luck in making it potent enough to be viable...

[He trails off as he sees that he's finished his second cup, sighing.]

Ah, it's rather dry, isn't it? I'm afraid I don't have the ingredients to spare to simply satisfy your thirst... but you're more than welcome to a glass of water if you'd like... or whatever else you're in the mood for.

[Punctuated by not-so-subtly turning his head and looking up at nothing in particular, giving him a nice view of his neck... you know,, since it might be rude to outright offer blood to vampire! Different cultures man!]