Orobol (3’,4’,5,7-tetrahydroxy-isoflavon) is an inhibitor of tyrosine-specific protein kinase and phosphatidylinositol turnover. Orobol inhibits PI3K isoforms with IC50s of 3.46-5.27 μM for PI3K α β γ K δ. Orobol exhibits anti-skin-aging and anti-obesity effects.