Another good immune system builder. Shark Liver Oil contains Alkylglycerols, chemicals that are found in mother’s milk, the immune system organs: liver, spleen, bone marrow, lymphatic tissues, and in the blood. One chemical found in Shark Liver Oil is squalamine, which appears to shut down a tumor’s ability to connect to and develop its own blood supply, and may be helpful in brain cancer. It is another good immune system builder. Go to Lane Labs for more information.