What makes milk thistle tincture top notch is its use for treatment of liver diseases, because it contains flavonolignan or silymarin. This component of the fruit of the milk thistle strengthens the cell membrane as a result, it prevents toxic substances from penetrating the interior of the organs, giving it the ability to regenerate liver cells. Milk thistle tincture is used for gastrointestinal disturbances, nausea and biliary disturbances. To combat kidney or gallstones you can use the herbal elixir. The tincture for fighting gallstones is most suitable