Making guam potions

⚠ This profit comes from buying, processing, and reselling on the Grand Exchange. It assumes large GE volume and can be inflated or volatile — treat it as a theoretical ceiling.

Guam potions are used to create attack potions. Because these are often used to train Herblore, and adding clean guam leaf to a vial of water gives no experience, many players avoid the tedium of making unfinished potions and buy them direc…