The immune system is a network of cells, tissues, and organs that work together to protect against germs and microorganisms. Now widely recommended by practitioners in this particular area of health are beta glucans 1,3/1,6, which are naturally occuring polysaccharides derived from the cell wall of Sacchromyces Cerevisiae.Lamberts® Beta Glucan Complex is a high strength one a day product that provides a full 250mg of 1,3/1,6 beta glucans and is suitable for vegetarians. We have also included vitamin D3 at 25µg, 150mg of vitamin C plus 10mg of zinc and 110µg of selenium since all these nutrients are renowned for the role they play in supporting the immune system.