The properties of milk thistle as a medicinal plant known for more than 2,000 years in ancient Rome it was used for the treatment of various poisonings. Currently, milk thistle is widely investigated and allowed for medical use in many countries, including Russia. Its effect is due to the unique characteristic for milk thistle, a combination of flavonoid called silymarin.Silymarin - one of the currently known natural compounds that protect cells in the liver, regenerating liver, which helps to maintain its activity."Thistle extract" from "Evalar" improves liver function and has a hepatoprotective effect.