The Potion of Persuasiveness is a potion that grants a +4 bonus to Charisma for 3 hours. This potion is purchasable from Herod, Belegarm, Waizahb and other shopkeepers in Baldur's Gate: Siege of Dragonspear.
Description[]
| “ | Very much as the name implies, this potion will increase the Charisma of the imbiber by 4 points, up to a maximum of 25. The effect will last the full duration, which is 3 hours, or until dispelled. | ” |