Chevron down icon Chevron down icon Zoom icon Click to expand Tap to zoom Natural Factors Milk Thistle Extract Sale Original Price $16.99 Current Price $12.99 | / Availability: Translation missing: en.general.icons.icon_check_circle icon 8 in stock, ready to be shipped 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available Natural Factors Milk Thistle extract contains standardized silymarin and is considered to be one of the highest quality milk thistle extracts in the world. Research has shown that milk thistle extract promotes healthy liver function.*