It is true that there is a long list of pure and natural herb supplements that can be extremely beneficial to the health and well being of the large number of individuals all around the world that end up suffering from the frustrating symptoms that always go hand in hand with the dreaded allergy season that never fails to rear its ugly head every single year. However, there are some natural herbs that can, in fact, cause many peoples symptoms that have been brought on by allergy reactions to become even worse than they already are. Ragweed is a known allergen to many people that also comes from the same family of plants that chamomile, Echinacea, and a variety of other herbs come from. Although these are generally herbs that offer benefits to individuals, in the person that suffers from allergies, they can actually cause the symptoms to begin appearing. Another herb that is from the same composite family and has been known to start the symptoms of allergies to cause some individuals problems and discomfort is sunflower. Another culprit for causing some to experience worsened symptoms is consuming cantaloupe.