The chickens that have been killed in the market are wrapped in chicken gizzards. Chicken Jane is the gizzard of chicken, which is also called muscle stomach, so chicken Jane belongs to a kind of chicken stomach. Also known as chicken nap, chicken liver. Generally speaking, the stomachs of birds are divided into muscular stomachs and glandular stomachs. The glandular stomachs are smaller and secrete gastric juice, while the muscular stomachs are larger and thicker, which are responsible for storing and grinding food. Therefore, it can be said that chicken Jane refers to a kind of stomach of chickens.

Efficacy and function of chicken gizzard skin: used for food stagnation and malnutrition in children. The skin of chicken gizzard has a strong effect of promoting digestion and resolving food stagnation, and can invigorate the spleen and stomach. Chicken gizzard skin is widely used for various food stagnation syndromes such as rice noodles, potatoes, taro and meat. If the condition is mild, it is effective to take it alone. If indigestion and abdominal distension are treated, the skin of chicken gizzard can be used equally with hawthorn, malt and green tangerine peel. For infantile malnutrition due to spleen deficiency, it can be used equally with Atractylodes macrocephala, Yam and Gentleman.