Animal blood is an ideal blood-enriching product with high iron content and easy to be absorbed and utilized by human body. It can prevent and treat iron deficiency anemia, and is also beneficial to defecation. In addition, animal blood can also remove the silt and dirt in the intestinal cavity and purify harmful substances such as dust and metal particles, which is the "scavenger" of human dirt.

Pig blood contains more protein, less fat and more iron and lecithin than pork. It is also an ideal food for patients with hyperlipidemia. Eating pig blood regularly is good for the elderly, women and children, and people with memory loss.

Duck blood tastes salty and cool, and has the functions of enriching blood, clearing away heat and detoxifying. Can be used for treating blood loss, fatigue, menstrual hot flashes, dysentery, etc. It can also be used for blood-heat upwelling, apoplexy dizziness or drug poisoning; It can also detoxify metals and insect bites, and prevent and treat digestive tract tumors. For patients with blood loss and blood deficiency, or infantile dysentery such as fish jelly, you can draw blood while it is hot, or take hot wine.

Chicken is bloody and salty, and has the functions of expelling wind and tonifying deficiency, promoting blood circulation and dredging collaterals. Besides enriching blood and detoxicating, it can also be used as an auxiliary treatment for aphtha and tendon fracture.