Duck meat is a source of supplement (補劑), however, because of the poor living conditions in the past, poultry was only offered as sacrifices in Chinese festivals.

It is rich in protein, containing a variety of essential amino acids that closely resemble those found in the human body, making it easy to digest and absorb.

[8] The health benefits of pig blood curd include supporting weight loss, as it contains ample iron that helps prevent anemia during dieting.

Additionally, its high iron content is easily absorbed and supports the growth and development of children, pregnant women, and nursing mothers.

[8] Pig blood curd may also help prevent cancer due to trace elements that hinder the growth of malignant cells.

Additionally, it contains vitamin K, aiding in blood coagulation and healing, and boosts trace elements in the body, benefiting those with nutritional deficiencies or heart and kidney issues.