Potion of Insight

Potions of Insight raise the wisdom from the drinker to 18. This effect will last for 6 hours and it can be dispelled.

In-game description
"It will be as if a higher being had stepped into the drinker's head, filling it with intuitive thoughts and amazing insights. The effect is to set the Wisdom of the person to 18 for approximately 6 hours or until dispelled."