Galangin-3-methyl ether is a natural product isolated and purified from the rhizomes of Alpinia officinarum Hance with antibacterial activity agansit Pseudomonas aeruginosa and hypolipidemic activity due to the inhibition of pancretic lipase.

Kaempferitrin can activate insulin signaling pathway, phosphorylate Akt kinase and exert the transloocation of GLUT4, thus has antitumor, antidepressant and antidiabetic effects. Kaempferitrin is a natural product isolated and purified from the root of Kaempferia galangal L..

(+)-Pinocembrin could inhibit p53 expression causing a lower Bax/Bcl-2 ratio and the release of cytochrome c that shows a neuroprotective effects. (+)-Pinocembrin can be extracted from the fruit of alpinia katsunadia hayata with antioxidant and anti-inflammatory antivities.

Rhamnocitrin can enhance cellular antioxidant defense capacity through regulation of HO-1 expression and MAPK signal transduction. It also exhibits prevention low-density lipoprotein from oxidation and atherogenesis. Rhamnocitrin can be purified from the rhizoma of alpinia officinarum hance,

Alnustone is a natural product isolated and purified from the seeds of Alpinia katsumadai Hayata exerting significant anti-inflammatory activity in the assay of carrageenin-induced hind paw edema in rats.

Oxyphyllenone A, a natural product isolated and purified from the fruits of Alpinia oxyphylla, can inhibit the NO production in lipopolysaccharide-activated macrophage.

1,7-Bis(4-hydroxyphenyl)hept-6-en-3-ol is a natural product isolated and purified from the roots of Alpinia galanga.

(E)-1-(4-Hydroxyphenyl) dec-1-en-3-one is a natural product isolated and purified from the roots of Alpinia galanga.

3,4-Dimethoxycinnamyl alcohol is a natural product isolated and purified from the herbs of Alpinia officinarum with significant antimicrobial and cytotoxic activities.