Grapefruit is a subtropical citrus fruit with bitter flesh that was created as a cross between orange and grapefruit. Grapefruit is an evergreen citrus tree that can grow to over 10 meters tall and is grown in almost all subtropical countries. Depending on the variety, the flesh can be light yellow, pink or ruby ​​red. Grapefruit is used in juice and beverage production, and the essential oil is used in perfumery, cosmetics and food flavoring.