But if it's not, you can purchase this from a few merchants in the game. Gremist on Skellige mostly has it in stock and/or the merchant at the Bloody Baron’s castle. Just check their inventory to see if it's available. Besides Oils, you can make many other useful consumables through https://wisesocialsmedia.com/story5557002/o-truque-inteligente-de-thewitcher3-que-ningu%C3%A9m-%C3%A9-discutindo