Baicalin is a flavone found in several species in the genus Scutellaria, including Scutellarialateriflora (blue skullcap). It is a component of Chinese medicinal herb Huang-chin (Scutellaria

baicalensis) and one of the chemical ingredients of Sho-Saiko-To, an herbal supplement.Baicalin is a known prolyl endopeptidase inhibitor, induces apoptosis in pancreatic cancer cells,

and affects the GABA receptors.

The flavonoid baicalin inhibits superantigen-induced inflammatory cytokines and chemokines.It has antioxidant activity so it has anti-inflammatory effects, anti-HIV activity, apoptosis induction and inhibition of colon aberrant crypts. It also has functions on inhibition of cancer cell proliferation; protecting bone marrow, promoting hemopoiesis, and protecting the intestines from adverse chemotherapy effects.