Scallion Pork Blood Soup

When my father was not retired, pig blood was the most common dish on the table at my family, and I had to eat it at least once a week. Mom said that pig blood can clean up the dust from the human body. In order to confirm this statement, I deliberately checked and found that pigs Blood is very nutritious, and pig blood is called "liquid meat". The protein content is higher than beef and lean pork, and it is easy to digest and absorb. The ratio of amino acids contained in pig blood protein is close to the ratio of amino acids in the human body and is very easy to be used by the body. Therefore, the protein in pig blood is most easily digested and absorbed in animal food. Pig blood contains very little fat and is a low-calorie, low-fat food. Pig blood is very rich in iron, two times higher than pig liver, 18 times higher than eggs, and 20 times higher than lean meat. The iron absorption rate can be as high as 22%. Iron is an important material for hematopoiesis. The human body will suffer from iron-deficiency anemia if iron is lacking. Therefore, anemia patients often eat pig blood to supplement blood. Women often eat pig blood, which can effectively supplement the iron consumed in the body and prevent the occurrence of iron-deficiency anemia, thus making their face like a peach blossom, lively and light, which is incomparable to any high-end cosmetics.
The trace elements such as zinc and copper contained in pig blood have the effect of improving immune function and anti-aging. The elderly often eat pig blood, which can delay the body's aging, and has good ears and eyesight.
Pig blood also contains a certain amount of lecithin, which can inhibit the harmful effects of low-density lipoprotein and help prevent and treat atherosclerosis. It is an ideal food for the elderly and patients with coronary heart disease, hyperlipidemia and cerebrovascular disease. It is also beneficial to prevent senile dementia, memory loss, forgetfulness, dreaminess, and insomnia.
Due to tooth loss, difficult chewing, and poor digestion, the elderly cannot fully digest and absorb their food and are prone to malnutrition. Pork blood is soft like tofu, which is suitable for the elderly