While the toxins in these products do not directly cause the cancer many doctors are confident that the regular use of Herbalife’s unsafe dietary, nutritional, and skin care products can lead to any number of primary liver diseases.epatocellular Carcinoma-Abbreviated as HCC, is a primary cancer of the liver, most commonly caused by one of the above diseases going untreated. Jaundice: Can be a common sign of liver problems is Jaundice, unfortunately is is a possible herbalife side effect.