What are the essential amino acids?

Essential amino acids cannot be made by the body. As a result, they must come from food.

9 essential amino acids are:

1. Histidine,
2. Isoleucine,
3. Leucine,
4. Lysine,
5. Methionine,
6. Phenylalanine,
7. Threonine,
8. Tryptophan,
9. Valine.