This page uses data from the Miitopia Param Info spreadsheet, compiled by PibPasquale, Kobazco, and UglyFrenchFry.
Alien Gummy Candy, known as Alien Gummy Sweets in the PAL version, is a pink, gummified alien candy with two tentacled arms and legs, an antenna, and what appears to be eyes molded into the gummy. Note that it is the same color as a UFO.