Below you'll find some of the most frequently asked questions about Coca-Cola's heritage: Who invented Coca‑Cola? Where is the secret formula for Coca‑Cola kept? Did Coca-Cola originally start as a medicine? When did Coca-Cola first arrive in Singapore? Where can I buy Coca-Cola merchandise and memorabilia? When was The Coca-Cola Company founded? Related Items History FAQ More on Journey Coca-Cola FAQs: Ingredients Coca-Cola FAQs: Drinks Does Coca-Cola Singapore only make sparkling soft drinks? Will a tooth dissolve if it is left in Coca-Cola overnight? Why is caffeine used in some Coca‑Cola drinks?