- In Chapter I, an "Old townswoman" will tell Geralt about Barghests in exchange for food. While the conversation does not result in a Bestiary entry for barghests, it does result in an ingredient entry for Ectoplasm.
- Specters, Wraiths, and the Damned
- The Last Wish
- Geralt can loot the remains of barghests in Chapter I for ectoplasm without having journal entries for barghests or ectoplasm.
- Get as much as you need in Chapter I, because it becomes a rather rare ingredient in the Chapters II and III.