The 7 major nutrients the body needs are protein, carbohydrates, fats, vitamins, minerals, water, dietary fiber.
Protein is the material basis of life. It is an organic macromolecule, a basic organic matter that constitutes a cell, and a major bearer of life activities. It can be said that there is no life without protein.
The amino acid is the basic unit of protein. There are many types of protein in the human body, and their properties and functions are different. However, they are composed of more than 20 kinds of amino acids in different proportions, and they are constantly undergoing metabolism and renewal in the body. So, amino acids are very important to people.
What is an essential amino acid?
Scientists have discovered that there are 300 natural amino acids, of which there are twenty varieties of essential amino acids.
And some of the human body is essential and can not be synthesized by itself, or the synthesis speed can not meet the needs of the human body, the amino acids that must be taken from food, we call the essential amino acids.
There are eight essential amino acids for adults: lysine, tryptophan, phenylalanine, methionine, threonine, isoleucine, leucine, and valine.
The role of essential amino acids
Essential amino acids are essential for the growth, maintenance, and maintenance of the body. If it is lacking, there are the following symptoms:
1, lack of energy and energy.
2, premature aging phenomenon.
3, poor wound healing performance.
4, children stunted.
If you often lack essential amino acids in your diet, you can affect your health. It plays an important role in the growth of the baby. Histidine is an essential amino acid during growth and development in children, and arginine, cystine, tyrosine, and taurine are required for preterm infants.