Postpartum lactation deficiency, also known as postpartum lack of milk, refers to the low amount of lactation in the mammary glands after childbirth, which cannot meet the needs of feeding babies. In recent years, due to the increase in maternal age, the increase in the rate of cesarean section, and many factors such as unbalanced nutrition and mental stress during pregnancy, postpartum lack of breast milk is on the rise, especially among urban women. The main factors of postpartum breast deficiency: mental tension, excessive bleeding during delivery, excessive fatigue, nutritional deficiencies, eagerness for beauty, drug inhibition, late initiation of milk, and genetic factors, etc. I. Prevention: 1. Mother and baby in the same room, early opening of the breast. Let the baby suck on the nipple within half an hour after delivery to establish the lactation reflex as early as possible. 2. Develop good breastfeeding habits. Breastfeed on demand, empty one breast and then suck the other. 3. Ensure maternal nutrition and rest, and do not eat too fatty. Encourage the mother to eat less and more meals, eat more fresh vegetables and fruits, drink more soups, such as chicken soup, fish soup, pork ribs soup, carp, pig’s feet soup, and eat more lactation food, such as yellow cauliflower, mushrooms, fungus, peanut rice, etc. 4, regulate the mood. Maternity to maintain an optimistic, relaxed mood, avoid excessive mental stimulation. 5, early treatment. Found less breast milk, early treatment, generally within 15 days after delivery, the treatment effect is better. Second, treatment: 1, food therapy: 1) pig’s feet soup: wash the pig’s feet, until the hooves rotten soup thick, eat meat and drink soup. You can add ginseng, angelica, astragalus, tongcao, orris in the soup in appropriate amounts. 2) Carp soup: remove the fish scales and intestines, wash and cut, Tong Cao add water decoction, take the juice to remove the dregs, the fish, juice, wine with stew until cooked, eat fish and drink soup. 2, breast acupressure: on the basis of breast massage, massage local acupuncture points to promote milk secretion, commonly used acupuncture points: point rubbing breast root, finger pushing Tanzhong, etc. 3, Chinese medicine treatment: the use of Chinese medicine theory of dialectical treatment, the grouping of prescriptions and medicines, commonly used to lower the breast Chinese medicine are smallpox powder, leaking reed, Lulutong, Andrographis paniculata, Wang Bu Liuxing, Tong Cao, etc.. Dietary contraindications: 1. Forbidden to eat maltose and malt products. 2, forbidden to eat cold and cold food, eat less pork (except pig’s feet), avoid drinking cold drinks.