Isosakuranetin, a natural product isolated and purified from the fruits of Citrus aurantium L. with cytotoxic and fungicide properties and produces significant decrease in blood pressure.

Dihydroalpinumisoflavone is a natural product isolated and purified from the herbs of Erythrina arborescens.

Quercetin 3-O-beta-D-xylopyranoside is a natural product isolated and purified from the herbs of Saururus chinensis with antioxidant activity.

Engeletin, a natural product isolated and purified from the leaves of Engelhardtia roxburghiana Wall., may serve as a potential anti-inflammatory agent. Engeletin possesses potent inhibition of PGE2 release with IC50 values of 19.6 μg/mL.

Hydroxygenkwanin, a natural product isolated and purified from the herbs of Lobelia chinensis, has cytotoxicity, may be an effective natural product to treat glioma, and the combination with apigenin may be a promising method for glioma chemotherapy.

Genkwanin, a natural product isolated and purified from the herbs of Lobelia chinensis, exerts its anti-inflammatory effect mainly through the regulation of the miR-101/MKP-1/MAPK pathway, and is transported by both passive diffusion and multidrug resistance protein (MDR)-mediated efflux mechanisms.

Velutin, a natural product isolated and purified from the leaves of Vernonia flexuosa with anti-inflammatory property, exhibits the greatest potency among all flavones in reducing TNF-α and IL-6 production and shows the strongest inhibitory effect in nuclear factor (NF)-κB activation and exhibits the greatest effects in blocking the degradation of inhibitor of NF-κB as well as in inhibiting mitogen-activated protein kinase p38 and JNK phosphorylation.

Isoastilbin is a dihydroflavonol glycoside compound in Rhizoma Smilacis glabrae and Astragalus membranaceus. Isoastilbin inhibits glucosyltransferase (GTase) with an IC50 value of 54.3 μg/mL, and also inhibits tyrosinase activity. Isoastilbin shows neuroprotective, antioxidation, antimicrobial and anti-apoptotic properties and has the potential for Alzheimer’s disease research.

Kaempferol-7-O-D-glucopyranoside is a natural product isolated and purified from the herbs of Hosta plantaginea with antiinflammatory activity.