... but the entire point of them is that they're one time use
#(Obsolete)
unique spruce
mortal veldt
Yeah, their design space is that they can have two extra doses per inventory in trade for the flask not being reusable.
If you're at a level where such things are relevant, you're probably not gonna keep the spare flask anyway.
ember cove
Ah, see I didn't know that, I always had the delete setting on for vials so I figured it was carrying to both. 😂
Nevermind then.
mortal veldt
To be fair, this isn't really explained well in-game.
ember cove
I also rarely do Herblore so any flasks I have were bought on the GE with potion already in them so I never even read the explanation.