For some ailments, one or two particular herbs stands out as particularly effective; Saw Palmetto for prostate, Ginkgo Biloba for cognitive function, Black Cohosh for menopause symptoms, Rhodiola for energy, and so on. In the case of respiratory conditions, including asthma, a plethora of herbs with origins all over the world prove useful.

Possibly one of the most commonly used is Astragalus from China to strengthen the immune system; the Mediterranean has provided us with Echinacea, Garlic, Oregano, Lemon Balm, Rosemary, Mint and Elderberry to fight off coughs and colds. We have Japan to thank for Green tea with its wonderful antioxidant properties. Herbs such as the Willows, be they black, white or purple and Meadowsweet which provides us with Salicin which has an aspirin like effect without the risks of gastric discomfort In England the relaxing aroma of Chamomile was inhaled as snuff or smoked to relieve asthma and hot infusions of Coltsfoot used to relieve catarrh. A tea of Fenugreek seed was used as a gargle for sore throats. Plantago (plantain) has been approved in Europe to treat coughs and soothe the irritation of mucous membranes.