Resveratrol. Resveratrol is a stilbenoid and a phytoalexin produced naturally by several plants. Its effects are numerous and include anti-cancer , anti-inflammatory , anti-fungal and has other beneficial cardiovascular effects. It has been proposed that Mn SOD is increased by the pathwayRESV-SIRT1/Nad+ FOXO3a-MnSOD. In terms of its anti-cancer properties, resveratrol modulates the transcription factor NF-KB and inhibition of the cytochrome P450 enzym.