What does the Xenu Potion do on wajas

Arista Potion = Antennae
Nightmare Potion = Shoulder Eyes
Xenu Potion = Alien Eyes
Thago Potion = Tail Spikes
Classic Potion = Neck Bolts
Livingston Potion = Rhino Horns
Prehistoric Potion = Raptor Claws
Ptthhh Potion = Forked Tongue
Slime Potion = Gills