An acid-base indicator which is colorless in acid solution, but turns pink to red as the solution becomes alkaline. It is used medicinally as a cathartic.

Jarin-1, a jasmonic acid-amido synthetase (JAR1) inhibitor (IC50: 3.8 μM), specifically suppresses bioactive JA biosynthesis in Arabidopsis and other plants.

Glycylglycine (Gly-Gly) is a dipeptide used in biochemical research. It is the simplest of all dipeptides and is used as a starting template for preparation of more complex peptides. Glycine is involved in the body's production of DNA phospholipids and collagen and in the release of energy.