Gnetifolin K (GnetifolinK) is a novel stilbene diglucoside from Gnetum parvifolium with potential neuroprotective activity for the study of DNA damage.

Aspalathin is a C-linked dihydrochalcone glucoside found in rooibos tea, a herbal tea prepared from the South African rooibos plant, Aspalathus linearis (Fabaceae).

β-Sitosterol has recently been shown to induce G2/M arrest, endoreduplication, and apoptosis through the Bcl-2 and PI3K/Akt signaling pathways.