Of all of the amino acids only 9 are essential and
1 can only be obtained from the food you eat
2 can only be found in protein supplements
3 can be found in vitamin supplements
4 are found normally in the body and not needed in part of the diet

The correct option for the fill in the blank is 1) Can only be obtained from the food you eat.

Human body requires 20 different amino acid for performing proper physiological activities and growth of the body. Out of the 20 amino acid, 9 are not synthesized by the body. They are called as essential amino acids. They must be taken from food. They can be obtained from plant as well as animal products like egg, meat, and soy.

They are very significant in processes like growth of tissue, energy production, and absorption of nutrients.

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