Goji berry is a variety of red berries that grows on the shrub of a plant with the Latin name Lycium Barbarum. It grows in China, Tibet and Mongolia. They can be eaten raw, in the form of juice or wine, brewed in tea, or prepared as a tincture. Goji berries also improve the condition of hair and skin, increase immunity, improve circulation and effective support weight loss. They contain 19 different amino acids, including 8 exogenous amino acids and 21 trace elements - among others zinc, iron, copper, lime, germanium, selenium, phosphorus. There is 3 times more iron in them than in spinach.