These days, natural treatments for anxiety are gaining importance, of which diet and herbs form two important pillars. Clinical research has shown that in many cases, eliminating coffee alone can in itself be a complete solution for anxiety relief. Herbs like kava-kava and valerian root have been used to for quite some time now. Kava, a native to Polynesia, has been used to treat insomnia, anxiety and tension. Other herbs that have been used in treating anxiety include California poppy, Hops, Ashwagandha, Passionflower, Chamomile and Catnip.