The market doesn't sell rosemary. Its a super healing potion, it can heal any scratch cut or wound with one drop.
Kat: The market DOES sell rosemary. You just have to ask the right people. -looks at girl hiding behind a tree- As for you... Who are you miss scared of everything?
Kat: Well I don't drink the blood of humans anyways so no worries. Frey, there's something called asking as well. I would've been able to help you get rose Mary -rolls eyes- Now get out of this place before the human eating vampires come.