Efaritay's aid

Efaritay's Aid is a members-only item on the OSRS Grand Exchange in the other category.

In-game examine text: "Aids the user against vampyres."

It has a Grand Exchange buy limit of 15,000 every four hours, a high alchemy value of 855 gp, and item ID 21140.

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Efaritay's Aid shows an active flip setup with a margin of +127 gp and 24,192 trades over the last 24 hours.

At the buy limit of 15,000 every four hours, max profit per cycle is about 1.91m gp — high margin with healthy liquidity.