Weapon poison(++)

Weapon Poison(++) is a members-only item on the OSRS Grand Exchange in the other category.

In-game examine text: "A vial of super strong weapon poison, for spears and daggers."

It has a Grand Exchange buy limit of 2,000 every four hours, a high alchemy value of 259 gp, and item ID 5940.

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Weapon Poison(++) currently has a flip margin of −148 gp, which isn't profitable to flip right now despite 33,909 trades over the last 24 hours.

Items with negative or zero margins like this are better watched than actively flipped until the spread widens.