Hydragenum, indicated in silver, is a basic alchemical substance. It is present in many ingredients, including herbs, minerals and monster parts. This category contains all ingredients with hydragenum as their primary substance. For more hydragenum ingredients which also contain secondary substances like Albedo, Nigredo and Rubedo, see the subcategories shown below.
Template:Infoboxitem3Unlike previous games, Hydragenum is not simply part of other alchemical ingredients. It must be crafted.
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