Suitable for people who have previously received a doctors diagnosis for migraine Used to lessen the frequency of migraine attacks Maximum beneficial effect may take several months to develop Native to the Balkan Mountains, Feverfew has been used for over two millennia as a traditional herbal medicineFeverfew Herbal Migraine Relief is a traditional herbal medicinal product used for the prevention of migraine headaches, based upon long-standing use as a traditional remedy.Sometimes eaten or made into tea, Feverfew leaves have long been used to help reduce the frequency of migraines. Migraines are common, affecting 1 in 4 females and 1 in 12 males in the UK and should not be confused with a very bad headache. Although it may be severe, the headache is normally associated with other unpleasant symptoms, such as nausea, vomiting, sensitivity to light and visual problems. One capsule contains 100mg Feverfew (Tanacetum parthenium) aerial parts. Made from natural herbs. Independently assessed for quality and safety.