Black Elderberry Extract has been found effective against the H1N1 virus in clinical trials it is also effective against the H5N1 strain of avian flu . It contains a unique compound called antivenin which is used to help protect healthy cells against inactive infectious viruses like the flu. It is rich inn anthocyanins, a type of flavinoid or antioxidents that protect against free radicals and support the immune system.

Chinese Star Anise Extract is a star-shaped fruit that is harvested before it ripens. The Anethole content causes its licorice-like flavour. Chinese Star Anise Extract contains shikimic acid that has anti-flu effect. Chinese star anise aids in digestion and stimulating appetite. It is commonly used in Chinese cooking. It has carmiative, stomachic, and diuretic properties. It promotes vitality, relieves headache and intestinal gas. Chinese star anise is also used to remedy rheumatism and colic. It should not be confused with Japanese star anise which is toxic and causes serious neurological effects and severe inflammation of the kidneys, urinary tracts and digestive organs.

Chinese Star Anise Seed Powder is extracted from the plant that grows in China, Japan, and other Asian countries. It contains creosol and alpha-pinene that help relieve the symptoms of cold, cough, and nasal and chest congestion. It may also be used as cough suppressant. It loosens phlegm in the respiratory tract, and stimulates secretions from the linings of the throats and lungs. It has carminative effects that relieve gas pains, colic, and flatulence. It also alleviates the symptoms of rheumatism. It is also high in anethol that promotes the production of milk in nursing mothers. It also helps in menstruation and in increases the libido.

Eleuthero is called as Siberian ginseng and is marketed in the United States. These possess identical properties of Chinese ginseng, but are completely different. This is used as herbal remedy in Chinese medicine as well as in Russian folk medicine. Chinese prescribe this herb to enhance sexual and physical stamina as well as to restore natural balance in the body. This is as well a preventive medicine to avert flus and colds. This herb promotes immune system is apparent from the studies and this studies have proved to be advantageous as memory enhancement tool. It is best to consult the physician prior to taking any of these herbs. Nursing mothers or pregnant women having high blood pressure or sleeping disorders should not take eleuthero. Children are also not prescribed for the same. However, this herb is available in powders, tinctures, and pills or even dried to add to tea. This should be purchased from reputed manufacturers. The side effects caused are drowsiness, mild diarrhea, high blood pressure, vomiting and insomnia.