The Witcher

Quebrith, indicated in yellow, is a basic alchemical substance. It is present in many ingredients, including herbs, minerals and monster parts. This category contains all ingredients with quebrith as their primary substance.
The Witcher 2: Assassins of Kings
Quebrith, indicated in yellow, is a basic alchemical substance. It is found in eight ingredients.
The Witcher 3: Wild Hunt
Unlike previous games, Quebrith is not simply part of other alchemical ingredients. It is needed to craft the following items:
One dose is a guaranteed drop from the katakan encountered during Now or Never, but otherwise in the base game it must be crafted. In the Blood and Wine expansion, it can also be purchased from alchemists:
- Merchant at the Perfumery
- Wine Merchant at Chuchote Cave, after completing his quest
- Wine Merchant at Dun Tynne Hillside, after completing his quest
Trivia
- Quebrith, or kebrith, is the alchemic definition of sulfur given by Paracelsus.