citrulline
/ˈsɪtrəliːn/
noun
- An amino acid found in watermelons and other foods, sometimes used in supplements to improve blood flow or reduce muscle soreness.
- Citrulline helps the body produce another amino acid called arginine, which supports heart health.
- Watermelon is a natural source of citrulline, which may help with exercise recovery.
- Some athletes take citrulline supplements to boost their performance.