1

There are many foods rich in collagen, such as chicken feet,

Pig Tail

, pigskin, trotters, turtles, fish, etc. Especially in animal skin and cartilage, the content of collagen is higher.

2

Pig's feet, pigskin and bones all have a thick layer of colloid, so the taste is very soft, and at the same time it tastes very elastic and sticky. This is collagen. Collagen should belong to exactly.

Protein family

Yes, it is a kind of biological polymer substance, which is made up of

tryptophan

and

cysteine

The composition of 18 amino acids is very high. Collagen is the composition

Human skin

, bones, tendons, cartilage, blood vessels, of which the proportion of collagen in the skin is as high as 70%-80%, so collagen has a good moisturizing, nourishing and brightening effect on the skin.

skin tightening

, anti-wrinkle, repair and other functions.

three

Collagen exists not only in common pig's trotters and skin, but also in foods rich in collagen:

beef tendon

Chicken feet, chicken wings, chicken skin, fish skin, shark fin and cartilage. These foods are cooked and cooled to form "aspic" and "

fish jelly

"is the collagen after boiling with water.

sol

After that, the formed gel is cooled.

four

Of course, foods rich in collagen also include the most important fish. The structural composition of fish collagen is the closest to human body, and it is the most suitable collagen with the highest absorption rate. The cartilage of deep-sea fish is also rich in fish collagen, so it makes sense that shark fin is used by ladies and gentlemen to nourish the skin.