“…Other components from the extract are flavonoids, essential oil and sesquiterpenes (Della Loggia et al, 1994;Kalvatchev et al, 1997;Blumenthal, 2000;Hamburger et al, 2003;Campos et al, 2005;Danielski et al, 2007a,b). The supercritical fluid extraction (SFE) from C. officinalis L. can reach up to 3.54% of global yield (Danielski et al, 2007a).…”