phenylalanine
/ˌfɛnəlˈæləˌnin/
noun
- An essential amino acid found in many proteins, important for human health and used in the body to make other substances.
- The label on the soda can warned that it contains phenylalanine.
- Phenylalanine is found in foods like meat, fish, eggs, and dairy products.
- People with PKU must avoid foods high in phenylalanine.