Cointreau is a premium brand of triple sec, an orange-flavored liqueur made from the dried peels of Curacao oranges. Cointreau is produced in France at the Remy Cointreau distillery. There are fewer calories in an ounce of Cointreau than in an ounce of a typical triple sec liqueur.
Cointreau is 40 percent alcohol by volume. A 1-oz. serving of Cointreau contains 95 calories and 7 g of carbohydrates, all of which are sugars.
Triple Sec is made by several companies. The alcohol content ranges from 15 to 40 percent by volume. A typical 1-oz. serving of Triple Sec with 30 percent alcohol by volume contains 103 calories and 11 g of carbohydrates, all of which are sugars.
Cointreau and triple sec are often used interchangeably. However, Cointreau is considered a premium version of triple sec, and is less sweet. These liqueurs are mixed in a number of drinks, including margaritas, cosmopolitans, long island iced teas and various shooters.