Elden Ring: Shadow Of The Erdtree: Thiollier's Concoction
Wondering where to use Thiollier’s Concoction in Elden Ring: Shadow Of The Erdtree? Thiollier’s Concoction is a quest item in Shadow Of The Erdtree that can be used to obtain a powerful Incantation and Spirit Ash summon when used properly.
To do so, you must progress through a few NPC sidequests and traverse to the Jagged Peak region. For a full rundown of how and where to use Thiollier’s Concoction in Elden Ring, see below.