Experiment #54 is a gum in Bubble Gum Simulator. It can be obtained by purchasing it from the Space Shop for 96 million coins.
Trivia
- From Update 2 to Update 11, this was the best gum in the game.
- This is one of the only 4 gums that doesn't say the gum name on the decal, the others being Experiment 32, Radioactive Gum, and Quantum Gum.