Baohuoside I (CAS: 113558-15-9) is a bioactive flavonoid glycoside isolated from Epimedium brevicornum (Horny Goat Weed), with validated purity ≥98% by HPLC. As a potent CXCR4 chemokine receptor inhibitor and apoptosis inducer, it demonstrates significant anti-tumor efficacy.