Bergamot orange lime. The fruit of the bergamot orange is edible. An essence extracted from the aromatic skin of this sour fruit is used to flavour Earl Grey and Lady Grey teas, as well as confectionery (including Turkish delight ). It is often used to make marmalade, particularly in Italy. In Sweden and Norway, bergamot is a very common flavourant in snus, a smokeless tobacco product. Likewise, in dry nasal snuff, it is also a common aroma in traditional blends. Carpentierbe, a company based in San Giorgio Morgeto, makes a "digestif" liqueur derived from bergamot marketed under the name Liquore al Bergamotto.
Bergamot essential oil generally recognized as safe for human consumption by the Food and Drug Administration. For example, Earl Grey tea is a type of black tea that contains bergamot essential oil as a flavoring. A clear liquid (sometimes there is a deposit consisting of waxes) in color from green to greenish yellow, bergamot essential oil consists of a volatile fraction (average 95%) and a non-volatile fraction (5% or residual). Chemically, it is a complex mixture of many classes of organic substances, particularly in the volatile fraction, including terpenes, esters, alcohols and aldehydes, and for the non-volatile fraction, oxygenated heterocyclic compounds as coumarins