p-Coumaryl alcohol is an antioxidant that can be isolated from Alpinia officinarum Hance. p-Coumaryl alcohol has inhibitory effect during the autoxidation of methyl linoleate.

Demethyleneberberine chloride is a natural mitochondria-targeted antioxidant. Demethyleneberberine chloride alleviates mice colitis and inhibits the inflammatory responses by inhibiting NF-κB pathway and regulating the balance of Th cells. Demethyleneberberine chloride could serve as a AMPK activator for researching non-alcoholic fatty liver disease (NAFLD).

Deacetylpseudolaric acid A is a natural product from Pseudolarix amabilis.