The Potion of Cloud Giant Strength gives the drinker, who must be a warrior, a strength of 23. This is the second most powerful strength potion. It has a duration of 10 turns, which is 10 minutes in real-life. The Potion of Storm Giant Strength is more powerful than this one, though. This item appears in Baldur's Gate, Baldur's Gate: Enhanced Edition and Baldur's Gate II.
In Baldur's Gate, this potion is for sale at Sorcerous Sundries. In Baldur's Gate II in can be bought from Roger in the Athkatla Temple sewers, from the potions merchant in Ust Natha and from the Arcana Archives in Saradush.
|“||This potion can be used only by warriors. When a giant strength potion is consumed, the individual gains great strength and bonuses to hit and damage while using any hand-held or thrown weapon. The effect lasts for 10 turns.||”|