Prayer Potion is a potion made through the Herblore skill. To make a Prayer Potion you must have a Herblore level of 38 or higher. This potion will boost your prayer by 31 points per dose and it's common uses are for protection prayers and smiting as a defence in combat. To make a Prayer Potion you need to spawn a Ranarr Potion (Unf) (::item 99) and Snape Grass (::item 231) and use the Ranarr Potion (Unf) on the Snape Grass.