Surely you have already heard about the substances in some plants that make the plant a medicinal herb: the plant constituents. In this section I will briefly explain each active ingredient to you, from A to Z. Below that (I explain the ones in bold in more detail):

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• alkaloids

• antioxidants

• anthraquinone

• Essential Oils

• bitter substances

• flavonoids

• tannins

• glycosides

• silica