Ranged potion (Dungeoneering)

The Ranged potion (Dungeoneering) is a one dose potion only available in the Dungeoneering skill. Using the potion boosts a player's Ranged level by 5 + 14% of their Ranged level.

It is made by adding Magebane and Void dust to a vial of water. This requires level 38 Herblore and grants 83 experience in Herblore. This potion can only be made in dungeons with complexity level 5+.

Reference

 * RuneScape Game Guide: Dungeoneering - Herblore Tables