2-Hydroxy-3-(hydroxymethyl)anthraquinone exhibits quinone reductase (QR)- inducing activity in Hepa lclc7 cells, with the concentration required to double QR activity of 0.94 microM.

Isoagarotetrol is a natural product isolated from agalwood.

Tea polyphenol also called green tea extract are a mixture of chemical compounds such as flavanoids and tannins found naturally in tea. Polyphenols are powerful antioxidants which can reduce the risk of developing coronary artery disease and a number of other health problems.