Kerra Herbal Healing Salve  

There are two items by this name: The house item, and the recipe used to create it.

The recipe for this house item is received while working on the quest Outfitting the Kerra: Medical Salvation. The one you craft for the quest remains in your inventory, and the recipe remains in your book, allowing you to craft this item again later on. The raw ingredients for crafting this item can be obtained while working on the quest Herbal Healing.