α-Viniferin belongs to a class of organic compounds, also known as 2-arylbenzofuran flavonoids, that are inhibitors of prostaglandin H2 synthetase. α-Viniferin has anti-Alzheimer's disease, anti-tuberculosis, anti-tumor, anti-inflammation, anti-diabetes and other pharmacological activitie.

(2S)-1-O-E-p-Coumaroyl-3-[O-β-D-glucopyranosyl-(1→6)-O-β-D-glucopyranosyl]glycerol

1,2 Dihydrotanshinquinone is active against both Trypanosoma brucei rhodesiense and Plasmodium falciparum.