“…Triterpenoid saponins are widespread in medicinal plants and very often are responsible for their pharmacological effects. There are many plantderived products containing significant amounts of saponins, for example herbal infusions or tinctures (Ansel et al, 1995;Lyakina, 2004). Tinctures, traditionally obtained from dried, or occasionally fresh, plant material with the use of ethanol solutions (Bilia et al, 2002a;2002b), are considered as one of the best liquid forms of plant extracts due to their stability and purity.…”