Exaggerated marketing and plain old misinformation have created a confusing bunch of car care assumptions. Many car care manufacturers advertise their waxes as being “100% Carnauba Wax.” We sure hope not! If what they were selling you was pure carnauba wax, it would be hard as a rock and come in brick or flake form. The pure carnauba would be too hard to apply to your paint (and would probably scratch it).
This is a companion discussion topic for the original entry at https://www.hagerty.com/articles-videos/articles/2013/08/01/carnauba-wax