Apigenin (4′,5,7-trihydroxyflavone), found in many plants, but parsley, celery, celeriac, and chamomile tea are the most common sources. Apigenin is particularly abundant in the flowers of chamomile plants, constituting 68% of total flavonoids.is a natural product belonging to the flavone class that is the aglycone of several naturally occurring glycosides.
