Pepsi originally called "Brad's Drink» («Brad's Drink»)

The creator of Pepsi-Cola, a young pharmacist Caleb Bredhem in 1893-it was a long time experimenting with different mixtures of ingredients is not to come to the taste, which gave him. The resulting combination was lemonade carbonated water, sugar, vanilla, rare oils, and coca leaves. Friends and family of Caleb appreciated the taste of the drink and he began selling it in pharmacies under the name "Brad's Drink».

The 1898th Caleb decided to change the name of their lemonade for something more original and memorable. Acquiring a competitor name «Pep Cola», he changed it to «Pepsi Cola». As expected, the name Pepsi Bredhem wanted to emphasize the property of their drink to help digestion, like pepsin enzyme is involved in the breakdown of proteins.

via factroom.ru