How many essencial amino acids do children require?

Children require nine essential amino acids for proper growth and development. These amino acids, which the body cannot synthesize and must be obtained through diet, include histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine. Ensuring a balanced diet that includes high-quality protein sources is crucial for meeting these nutritional needs.