1. Duck blood is not a hair product. Eating duck blood generally does not cause allergic symptoms, and duck blood is not contraindicated when taking traditional Chinese medicine.

2. In addition, duck blood has very high nutritional value, such as iron and calcium, and it can also provide some essential amino acids that our bodies cannot synthesize.

3. Similarly, as a food that does not belong to the hair type, it is suitable for a wide range of people when eaten in daily life, suitable for all ages.