* [[Astaxanthin]] may boost the immune system.
* [[Propolis]] enhances the immune system.
* [[Maitake]] contain polysaccharide fibers called beta-glucans that stimulate the production of neutrophils, T-cells, and macrophages (white blood cells). These cells help our immune system to combat illnesses in a rapid and efficient manner, remove cellular debris, and hasten our recovery from tissue damage
== Warnings ==