Herbal products and dietary supplements are intended to maintain health or treat health problems. They come in many forms, including tea bags, capsules, tablets, liquids and powders. The immune system helps the body fight bacteria and enables the body to resist disease. A small addition of herbal supplements can boost our immune system and fight common illnesses like flu, cold and stomach problems becomes easier. If you suffer from diseases such as arthritis due to osteoarthritis or rheumatoid arthritis or inflammation of the intestine such as ulcerative colitis, you can treat them by taking herbal medicines. The anti-inflammatory properties of herbs not only reduce inflammation, but also stop the production of inflammatory substances.