noun
- an essential amino acid that is necessary for normal growth and tissue repair and must be obtained from food
Usage: biochemistry
Examples
- Lysine is found in high concentrations in meat, fish, and dairy products.
- Vegetarians need to ensure they get enough lysine from legumes and quinoa.
- The body cannot produce lysine on its own, so it must come from dietary sources.
- Lysine deficiency can lead to fatigue and poor concentration.
- Some people take lysine supplements to help prevent cold sores.
- Complete proteins contain all essential amino acids, including lysine.