The English name was given by Pemberton's assistant and partner at the time, accountant Robinson. He himself is a classical calligrapher. He thought "two capital Cs would look good", so he used "Coca-Cola". "coca" is the spice extracted from the leaves of the cocoa tree, and "cola" is the spice extracted from the cocoa fruit. ingredients. The trademark "Coca-Cola" has remained unchanged for more than 100 years.