The kumquats or cumquats are a group of small fruit-bearing trees. They are slow-growing evergreen shrubs or small trees, from 2.5-4.5 m tall, with dense branches, sometimes bearing small thorns. The leaves are dark glossy green, and the flowers pure white, similar to cutrus flowers, borne singly or clustered in the leaf-axils.Kumquats are frequently eaten raw. As the rind is sweet and the juicy center is sour. Kumquats are diverse fruits that also offer many nutritional benefits. They are cholesterol fat, sodium free, and provide a good source of fiber and vitamins A and C. Kumquats contain traces of calcium and iron. For those on a diet eight kumquats contain 100 calories.