Bergamot orange their similar aroma. "Citrus bergamia" has also been classified as "Citrus aurantium" subsp. "bergamia" (i.e. a subspecies of bitter orange). "Citrus bergamia" is sometimes confused with (but is not the same as): Production is mostly limited to the Ionian Sea coastal areas of the province of Reggio di Calabria in Italy, to such an extent that it is a symbol of the entire city. Most of the bergamot comes from a short stretch of land there, where the temperature is favourable. The fruit is also produced in Argentina, Brazil, Algeria, the Ivory Coast, Morocco, Tunisia, Turkey, and South-East Asia where
Bergamot orange for grapefruit–drug interactions in which the consumption of the juice affects the metabolism of a variety of pharmaceutical drugs. Used in cosmetics and perfume products, bergamot may cause skin irritation. In the past, psoralen extracted from bergamot oil has been used in tanning accelerators and sunscreens. These substances have been known to be photocarcinogenic since 1959, but they were only banned from sunscreens in 1995. These photocarcinogenic substances were banned years after they had caused many cases of malignant melanoma and deaths. As of 2017, clinical research conducted on bergamot oil has been of poor quality, with no conclusions possible