Benefits of duck blood: It is rich in nutrients such as protein, zinc, iron, vitamin B2 and trivalent iron, and has high edible value. It is easy to be digested and absorbed by the human body, so as to replenish blood and iron. No matter from the energy or the contents of nutrients such as iron, potassium and phosphorus, the nutrients in duck blood are obviously higher than those in pig blood.

Disadvantages of eating duck blood: Duck blood contains high energy, fat and cholesterol, so obese people or people who want to lose weight should consider choosing low-energy blood, such as chicken blood; If you are old or have high blood lipids, you should consider blood with low fat and cholesterol content, such as pig blood.

Extended data:

There are many ways to eat animal blood, such as cooking, making soup or hot pot or even cold salad, but the first thing to consider when eating blood is safety. The process of cooking food is the process of changing food from unsafe to safe. Although nutrients will be lost more or less in the cooking process, eating raw animal blood, especially raw animal blood, has great health risks. Therefore, it is not recommended to eat animal blood raw and cold, and it is best to eat it after cooking. Consumers don't know how to identify true duck blood, and they can easily identify true and false duck blood by mastering four tricks:

1, look at pores. The real duck blood tofu has no pores when it is half cooked and has a smooth surface. When cut with a knife, there will be pores of different sizes on the cut surface. The fake duck blood tofu is honeycomb-shaped when it is immature, and pores with uniform size will appear on the cut surface after cutting.

2. Look at the color. The real duck blood tofu is red, and the fake one is close to brown.

3. Taste. True duck blood is delicate and tender. It tastes like tofu in your mouth and has a faint fragrance. In the processing of fake duck blood, some chemicals such as starch are often added, which are generally tough, stretchable and tough, like jelly.

4. Chopsticks. Using chopsticks to clamp, it is always fake duck blood, and it is easy to clamp real duck blood.

References:

People's Network-Duck blood is more nutritious than pig blood, and it teaches you four tricks to distinguish between true and false duck blood.

People's Daily Online-Eating duck blood for enriching blood can best reveal the weapon for enriching blood and iron.

Baidu encyclopedia-duck blood