Mint Syrup is a flavored syrup made from fresh mint leaves and sugar, providing a concentrated minty flavor. In the context of cocktails, mint syrup is used to add a refreshing and aromatic element to the drink. It is a key ingredient in classic cocktails like the Mojito and Mint Julep, where its sweet and cooling properties enhance the overall flavor profile. Mint syrup can also be used to create non-alcoholic beverages, offering versatility in various drink recipes.