“…The chemical composition of Vitex agnus-castus L. includes many different chemical compounds, among which are: vitexilactone, rolundifuran, ketosteroids, diterpenoids (vitexlactam, vitexilactone, viteagnusin I, and rotundifuran), flavonoids (orientin, kaempferol, penduletin, luteolin, artemetin, vitexin, and casticin), and iridoids (agnuside, agnusoside, agnucastosid A/B, and aucubin) [35][36][37]. The identification and quantification of agnuside ( Figure 2), together with p-hydroxy benzoic acid, can be achieved by high-performance liquid chromatography HPLC) [38].…”