Aldarium

Aldarium is a members-only item on the OSRS Grand Exchange in the other category.

In-game examine text: "A special alchemical ingredient used for creating potions."

It has a Grand Exchange buy limit of 13,000 every four hours, a high alchemy value of 60 gp, and item ID 29993.

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Aldarium currently has a flip margin of −888 gp, which isn't profitable to flip right now despite 26,871 trades over the last 24 hours.

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