Potion Master

Potion Master is a specialization of Alchemy. It allows an alchemist to sometimes create an additional potion when brewing potions.

Obtaining the Potion Master specialization
This specialization is directly obtained by completing the quest Potion Master (quest) from Lilyssia Nightbreeze in Stormwind or Yelmak in Orgrimmar You must have at least Alchemy 475 to be offered this quest.

An alchemist who has specialized in one of the other two specializations can switch to this mastery at any time. See Changing Specializations for more information.