Herbal remedies form the basis of traditional Asian, Ayurvedic, Native American healing practices and. The term herbal medicine is something of a misnomer. Although they do not fit the botanical definition of herb, the bark of trees and rhizomes, roots, and bulbs serve as the basis of many plant remedies.
Herbs usually contain more than one active ingredient.
In some cases, herbal remedies are made from more than one plant. In contrast, pharmaceutical drugs derived from plants generally consist of a only one compound isolated from a plant. Herbal remedies vary widely. In some cultures, they are are likely to be dried and chopped or pulverized into powders to be used in teas or infusions. In others, they may be extracted to standard specifications and formed into tablets or capsules.