Elden Ring

Bolstering Materials - ER Inventory Menu Icon

Bolstering Materials are special items in ER that help with upgrading armaments, ashes, or the potency of sacred flasks. Grave Glovewort is generally used for upgrading ashes, but if it's a special/renowned ash, Ghost Glovewort must be used instead.

What are bolstering materials used for?

Bolstering materials are used to upgrade armaments, ashes, or the potency of sacred flasks.

Which material is used to upgrade special/renowned ashes?

For special/renowned ashes, Ghost Glovewort must be used.