Malah's Potion

Malah's Potion is a quest item used during the quest during Act V of Diablo II.

After finding Anya encased in ice by Nihlathak, Malah will give you her potion to thaw Anya.

It is not specified whether Malah's Potion is a more-potent variant of a Thawing Potion, or a counter-spell to the curse used to freeze Anya.