Carboxyglutamic acid, also known as γ-carboxyglutamic acid or Gla, is a vital amino acid derivative found in proteins involved in blood clotting and bone mineralization. This amino acid plays a crucial role in modulating the activity of these proteins. Synonyms for carboxyglutamic acid include γ-carboxyglutamate, Gla residue, and Gla acid. These terms are often used interchangeably to refer to this specific amino acid derivative in scientific literature. Understanding carboxyglutamic acid and its synonyms is fundamental for comprehending the intricate mechanisms underlying blood clotting and bone health.