It is the fruit of the orange tree of the genus Citrus. Orange is a kind of citrus fruit. It is a long-mixed variety. It is a hybrid of Citrus maxima and Citrus reticulata. It originated in Southeast Asia.
Vitamin C can promote the formation of collagen, maintain the growth of hoof tissues, bones and teeth in the body, participate in the redox reaction in the body, and promote the absorption of iron. Vitamin C is a water-soluble vitamin that cannot be stored in the human body and therefore needs to be supplemented by food.