Three new compounds, (7E)-2β,3α-dihydroxy-megastigm-7-en-9-one , 3-[5,7-dihydroxy-2-(4-methoxyphenyl)-4-oxo-4H-chromen-8-yl]-4-methoxybenzoic acid, and 4‘-O-methyl myricetin 3-O-(6-O-α-L-rhamnopyranosyl)-β-D-glucopyranoside, were isolated from Ginkgo biloba.