Banana

The Banana is a food item which gives the Well Fed buff.

It has a 3.3% dropping chance from shaken Palm Trees and their Corrupt, Crimson, and Hallowed variants in the Ocean biome but not in Desert nor Oasis.

Trivia

 * Despite the similarities in name, it cannot be used to make the Banana Split.
 * The tooltip is a direct quote from The Doctor Dances, an episode of the British science fiction TV show . Christopher Eccleston, playing the Ninth Doctor, tells his companion not to drop a banana because it's a "good source of potassium!".