*Blackseed oil (Nigella sativa) is another powerful immunomodulator and it has been used for centuries for a wide variety of illnesses. The prophet Muhammad was reported to have said that blackseed is a "cure for everything but death".
* Oleander is noted as a supreme immune stimulator and for its success against cancer, HIV and other conditions. However, it appears that oleander is also a powerful immune-modulator, with many reports of it helping people with immune disorders. Note: only properly prepared non-toxic supplemental oleander extract should be used since the raw plant is quite toxic.
* Some of the most potent immunosupportive agents come from mushrooms, and science is just beginning to tap into this vast natural medicine warehouse.
* [[Turkey Tail Mushroom]]s are a Powerful Immune System Booster.
* [[Yogurt]] with active cultures enhances the body’s immune system by increasing the production of gamma interferons, which play a key role in fighting certain allergies and viral infections.