L&K Cap formerly known as Liver & Kidney Cleanser from Nature?s Field promotes natural cleansing and detoxification of your body?s vital organs and help to eliminate harmful toxins. It also promotes liver function, bladder and kidney health (Liver & kidney detox). Nature?s Field L&K Cap (Liver & kidney Cleanser)?contains contains?Cranberry Extract and Milk Thistle Extract. It helps to eliminate harmful toxins (detox) from the liver thereby maintaining healthy liver and Kidney tissues. Your liver is one of the most important organs. It acts as your body?s natural filter. Your liver catches the ?gunk? in your blood, removing toxins and wastes from your system.?Your Kidneys play an important role in getting rid of excess waste, balancing electrolytes, and creating hormones.