The Strong artisan's potion is a one dose potion only available in the Dungeoneering skill. Using the potion boosts Smithing, Crafting, Fletching, Construction and Firemaking by 6 + 6% of the player's level in the respective skills. The following table shows the boosts gained at specific level ranges.
It is made by adding Clean lycopus to a vial of water, then mixing it with Red moss. This requires level 93 Herblore and gives 253 experience in that skill. This potion can only be made in dungeons with complexity level ≥5.