Liver Support Liver support is subcategory of nutritional supplements, where you will find products to strengthen the proper liver function. It is essential for human body thanks to its metabolism functions such as conversion of substances to energy and getting rid of dangerous toxins in the body. In the category you will find products such as Silybum marianum that ensures liver cleansing, takes care about the protection of liver cells ans their detoxification. Liver support products are used to prevent from dangerous health problems to which the liver is frequently exposed.