Antidote++(1)

Antidote++(1) is a members-only item on the OSRS Grand Exchange in the other category.

In-game examine text: "1 dose of super strong antipoison potion."

It has a Grand Exchange buy limit of 4,000 every four hours, a high alchemy value of 86 gp, and item ID 5958.

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Antidote++(1) shows an active flip setup with a margin of +2.9k gp and 9,200 trades over the last 24 hours.

At the buy limit of 4,000 every four hours, max profit per cycle is about 11.60m gp — high margin with healthy liquidity.