Common name:	Citron, also called tipolo or moli-apatupatu in Samoa and kou-yuan in China. Theophrastus wrote about her as the Persian or Median Apple. It has also called Citrus Apple.
Botanical name:	Citrus medica
Family:	Rutaceae
Origin:	Southeast Asia originally.
Description:	The citron is the fruit of slow-growing citrus that reach 2 to 4 m in height; The flower buds are large and white or purple in color. The fruit is fragrant, mostly oblong, and ranges in size from 9 cm to over 30 cm long.
Applications:	The most important part of Citron is the peel. After partial dehydration and boiling to soften the shell, it is candied in a strong sucroseglucose solution. The candied peel is dried in the sun or put in jars for future use. Candied peel is widely used in the food industry, especially as an ingredient in fruit cakes, plum puddings, buns, sweet rolls and candies. Occasionally, dried fruits are put on with stored clothing to repel moths. In some of the South Pacific islands, “Petitgrain Cedrat Oil” is distilled from the leaves and branches of citron trees for the French perfume industry. In the Middle Ages, Citron was used as a remedy for motion sickness, pulmonary Problems, intestinal ailments and other disorders. Lemon juice with wine was considered an effective purgative in eliminating the poison system.
Allergens:
Allergy:	Unfortunately, Citron, like all citrus fruits, contains coumarins which are chemicals that can cause photo-toxic or reaction induced by the sun (contact photosensitivity) Usually the reaction occurs when the fruit has been in direct contact with the skin which is then exposed to sunlight. Cause a acute, often blisters dermatitis, which then darkens the skin, often for many months. Reactions after air contact with fragrances containing Citron and essential oils used in aromatherapy have also been reported. Also, contact urticaria, irritating Cases of allergic and allergic contact dermatitis have been reported from contact with Citron without additional sun exposure. However, there does not appear to be any report of phototoxic reactions when eating candied fruit.
Cross reactions:	Balsam of Peru.
Other information:	There have also been reports of contact dermatitis with colored dyes used to make the fruit look more attractive (the fruit is often covered with carnauba wax which can contain a variety of yellow dyes).
Patch test: