Gas chromatographic mass spectrometric analysis using head space was carried out on the roots. stems and leaves of three different species of Mint grown in Egypt. This study was carried out aiming to investigate the chemical composition of the essential oils obtained from roots. stem and leaves of Mentha piperita L. https://www.bekindtopets.com/hot-offer-Solo-Jec-9-9-way-dog-vaccine-save-big/