Five ingredient mixtures

In The Witcher computer game[ | ]

Italic text in Effect column reflect the in-game text on the medallion area when a potion is used.

Name	Effect	Duration/Toxicity
Black Blood	Turns imbiber's blood into poison; blood becomes lethal to monsters which drink it. Monsters feeding on Geralt die immediately.	Long (8 hrs) High
De Vries' Extract	Makes hidden opponents visible. Advanced night vision; Ability to detect invisible beings; Ability to see through walls.	Brief (1 hr) Medium
Fisstech	Upon consumption — Pass out instantly.	Long (8 hrs ?) Low (?)
Full Moon	Greatly increases maximum Vitality. Maximum Vitality doubled.	Long (8 hrs) Very High
Petri's Philter	Increases the intensity of Signs. Sign intensity inceased by 50%.	Long (8 hrs) Very High
Shrike	Inflicts pain on assailants during combat. Critical effect Pain inflicted on foes wounding Geralt.	Long (8 hrs) High
Thunderbolt	Increases damage inflicted on opponents but makes dodging and parrying impossible. Damage inflicted increased by 100%; Dodge efficiency reduced to 50%; Parry efficiency reduced to 50%.	Long (8 hrs) High
Wolf	Increases chance of a critical hit. Chance of inflicting critical effect Precise Hit increased by 50%.	Long (8 hrs) Medium
Wolverine	Wolverine increases damage inflicted when a witcher's Vitality falls below half. Upon consumption — Intoxication: Attack efficiecny reduced by 50%.	Long (8 hrs) Medium

Name	Effect	Duration/Toxicity
Dagon Sap	Allows you to acquire the "True Grit" Strength upgrade.	Permanent None
Golem's Pith	Allows you to acquire the "Moonrise" Intelligence upgrade.	Permanent None
Kikimore's Ire	Allows you to acquire the "Mutation" Stamina upgrade.	Permanent None
Werewolf's Wrath	Allows you to acquire the "Predator" Dexterity upgrade.	Permanent None

Name	Effect	Duration
Argentia	Witchers coat their silver blades with Argentia, which increases the effectiveness of silver, but weakens steel blades. Damage inflicted increased by 60% (silver sword); Reduced Damage incurred (steel sword).	24 hours
Brown oil	Brown oil accelerates bleeding; creatures lacking a circulatory system are immune to its effects. Considerable chance of causing Bleeding in foes with every hit.	24 hours
Crinfrid oil	A blade coated with this substance causes crippling pain to a wounded creature; creatures which do not feel pain are immune to its effects. Considerable chance of inflicting Pain on foes with every hit.	24 hours
Hanged man's venom	This blade coating poisons wounded opponents, yet it is ineffective against monsters whose physiology differs greatly from that of humans. Considerable chance of Poisoning foes with every hit.	24 hours
Vampire Oil	A blade coated with this substance causes increased damage to all types of vampires. Damage inflicted on vampires increased by 100%.	24 hours