Meadowsweet is one of the most common herbs, growing wild throughout Europe and Asia, and naturalized to grow throughout North America's Eastern coast. It was one of the three sacred herbs renowned by Druids, along with vervain and water-mint. Its historical medicinal uses are confirmed enough that it is licensed as a standard medicinal tea in Germany by the German E Commission.
salicin, polyphenolic tannins, especially rugosin-D; 0.5-1.0% flavonoids, quercetin and kaempferol derivatives; phenolic glycosides, mostly spiraein and monotropitin, the primeverosides of salicylaldehyde and methyl salicylate, also isosalicin, a glucoside of salicyl alcohol; volatile oil, mainly; mucilage; and ascorbic acid
Leaves and aerial parts for medicine, and usually the flowers for flavoring
In tea infusions, as a capsule or extract and sometimes included in food. The flowers are used as a natural sweetener for teas, foods and other beverages.