For more information regarding Special ingredients, see Category:Special ingredients.
Special ingredients can be obtained by slaying unique monsters. These can be used to create unique potions called mutagens with powerful effects (often granting additional talents to be used to obtain skills, or granting special skills directly).
|Dagon secretions||Dagon Sap||Skinnable item obtained from Dagon.|
|Frightener's claw||Potion for Triss||Skinnable item obtained from a frightener.|
|Frightener's eye||Frightener's Vision||Skinnable item obtained from a frightener.|
|Golem's obsidian heart||Golem's Pith||"Skinnable" item obtained from a golem, not that you could really skin a stone golem.|
|Kikimore queen's nerve||Kikimore's Ire||Skinnable item obtained from a kikimore queen.|
|Koshchey heart||Koshchey's Core||Skinnable item obtained from a koshchey.|
|Psilocybe||stronger fisstech||Quest item for quest in Chapter III. Can not be used in alchemy.|
|Skullhead talons||unknown||Skinnable item obtained from skullheads. Was not implemented in the game.|
|Striga heart||Striga's Urge||Skinnable item obtained from the striga. You will not get this item if you decide not to kill Princess Adda.|
|Trace of the Beyond||Hellhound's Soul||Skinnable item obtained from the Beast.|
|Vapors of the Hunt||unknown||Skinnable item obtained from the King of the Wild Hunt.|
|Werewolf fur||Werewolf's Wrath||Skinnable item obtained from a werewolf. You will not get this item if you decide not to kill Vincent Meis.|
|Zeugl venom||Zeugl's Vigor||Skinnable item obtained from the zeugl.|