A cookie is a small data that is used to store information on your computer's browser or program data subfolders when you visit a website, such as vitaleaf.it. The cookies  are widely used in order to make websites work, or work more efficiently, as well as to provide information to the owners of the website.

The user can, however, refuse to use cookies by selecting the appropriate settings on their browser, but this may prevent them from using all of the website's functionality.