Pig's trotters contain a large amount of collagen, biological macromolecules composed of gelatinous substances, is the composition of muscle health, ligaments and connective tissue of the most important protein components, accounting for the body's total protein 1/3. people call collagen for the skeleton in the "skeleton", is appropriate, which is like the relationship between the steel frame and cement, extremely important to support each other. The collagen is a very important part of the body's structure, and it is a very important part of the body's structure.

People eat pig's trotters, in the human body in the small intestine collagen protein can be digested into a large number of glycine protein acid, these amino acids can not only in the body to participate in the synthesis of collagen, and it is in the brain cells is a kind of central nervous system inhibitory substances, can produce on the central nervous system of the sedative effect.

Regular consumption of pig's trotters can also effectively prevent and treat progressive muscular dystrophy, hemorrhagic diseases such as gastrointestinal bleeding, and can improve the microcirculation of the whole body, so that coronary heart disease and ischemic encephalopathy can be improved.

Elderly people often eat pig's trotters, can accelerate metabolism, slow down the aging of the body, people will live longer. However, due to the elderly gastrointestinal digestive function is weakened, and pig's feet in the fat content is high, so each time you can not eat too much, so as not to be difficult to digest and affect the appetite. For the elderly suffering from chronic hepatitis, cholecystitis, gallstones, it is best not to eat pig's feet, otherwise it will aggravate the condition or induce the recurrence of old diseases.

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Pig's trotters

Pig's trotters shopping tips

1, look at the color, inspect the hoof. Normal hair removal after the pig's hooves should be yellowish, so see the white and clean pig's hooves, be vigilant. However, the drug soaked pig's hooves are not all white, there are also reddish color. The best standard of judgment is their own hands, you "soldiers" hands and then white, but also did not enter the ranks of bleaching, so the reference hand skin color, you can well distinguish this "white" is not his "white! The first is the "white".

2, than the head, see the size. Soaked pig's feet are usually larger than those not soaked, buy pig's feet can not pick up a big pick. Normal pig's feet a about eight two to a catty two or so, if too big that is certainly not pig's feet in the world of "Yao Ming", but downright bleached goods. Of course, too small, then it is not a question of food safety, but to eat up whether the appetite.

3, touch, sticky. The pig's feet were soaked in medicinal water and sticky to the touch, not soaked, there is no such sticky feeling. With a hand on the pig's hooves gently press, soaked pig's hooves feel hard, not soaked press up more fluffy. According to my experience of being cheated, like kerosene and hydrogen peroxide, this kind of thing, the ability to go to the oil is very strong, take this stuff to soak pig's feet, pig's feet on the oil at all, buy back to soak in the water do not rise oil foam.

4, come closer, smell the odor. Soaked pig's feet can smell the faint taste of medicine, and sometimes this medicine will cover the fishy smell of pork itself. Not soaked can not smell the smell of medicine.

Reference: People's Daily Online - pig's feet high nutritional value four strokes to teach you how to buy