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Note - the monographs are provided for informational purposes only, and are not to be used for self-medication.


Berberis aquifolia (Oregon Grape)

Botanic Name Berberis aquifolia
Common Name Oregon Grape, Mountain Grape, Mahonia Aquifolia, Holly-leaved Barberry, Oregon Grape Root
Family Berberidaceae
Parts Used Rhizome and Root
Habitat Western United States (Grieve)
Constituents Alakaloids (including berberine, berbamine, hydrastine) (Wohlmuth)
Actions Cholagogue (Mills)

Mild laxative (Mills)

Alterative (Mills)

Digestive stimulant (Mills)

Tonic (Mills)

Anti-emetic (Hoffmann)

Anti-catarrhal (Hoffmann)

Applications Skin, joint, and other inflammatory disease assoicated with hepatic, digestive, and bowel defects (Mills)

Psoriasis (Hoffmann)

Eczema (Hoffmann)

Chronic constipation (Hoffmann)

Stomach and gall-bladder conditions with nausea and vomiting (Hoffmann)

Body Systems Digestive (accessory organs of digestion), Integumentary
Energetics Increase the Qui, restore and replenish deficiency.

Restore the liver, stomach, spleen and intestines, awaken the appetite, promote digestion and create strength.

Bitter digestive and hepatic tonic. (Holmes)

Cold, bitter(Tierra)

Dosage 0.5 – 2 gms dried rhizome tds (Mills)

1 – 4 mls tincture tds (Hoffmann)

Combinations Skin problems - Rumex crispus, Arctium lappa, Galium aparine

Gall-bladder – Leptandra virgincia, Chionanthus virginicus (Hoffmann)

C/I Cautions  
BHP Psoriasis, eczema, Catarrhal gastritis with cholecystitis

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Revised: May 18, 2002 .