Barberry root information:
Barberry root is a natural herb derived from dried Berberis vulgaris root, and is among the many herbs that have been in common use among Indians of North America for centuries.
Beriberis vulgaris is a deciduous shrub native to central Europe and the Mediterranean. Reaching a height of up to twelve feet, the red oblong-shaped berries are an excellent source of Vitamin C.
Those who are suffering from hyperthyroid disorder and pregnant or nursing women should avoid Barberry Root Root extracts in any form, however; those who are considering taking it should be aware that some side effects include depression and lethargy as well as skin and eye irritation.
Warning: Not to be used during pregnancy. Not to be used while nursing.