The exact formula of natural spices of Coca-Cola is a trade secret. The popular myth says that only two heads can have access to the formula, thus everyone can have an access only to half of a formula.
In 2009 there was an information that the structure of food additives includes food dye a carmine (E120) also — an extract from females of insects of kind Dactylopius coccus. There was the scandal. Some religions, in particular a Judaism, forbid to use in food of insects.
If two-with-half-liter bottles of Coca-Cola are put all one on another, they will cover distance from the Earth to the Moon and back 1057 times.