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The Witcher[]


Rubedo is an additional, or secondary substance which is present in some alchemical ingredients in addition to the primary substance. All alchemical ingredients contain one of six basic substances: aether, hydragenum, quebrith, rebis, vermilion, and vitriol. There are also three additional substances: albedo, nigredo, and rubedo. Any given ingredient may contain only a single basic substance and potentially one additional, or secondary substance.

potionsRubedo potions: If all ingredients used to create a given potion contain rubedo as an additional substance, the resulting potion will increase the regeneration rate of vitality for 4 hours in addition to the potion's original effect.

The Witcher 3: Wild Hunt[]

Unlike previous games, Rubedo is not simply part of other alchemical ingredients and must be crafted.

Needed to craft:[]


  • In alchemy, the rubedo means "coagulation" of the matter, and is the last step Magnum opus process.