Scientific name: Rhamnus Purshiana
Common names: Bearberry, California Buckthorn, Chittem Bark, Purshiana Bark, Persian Bark
Arabic names: الكسكارة المباركة (al kaskaara al mubaarakah)
Approximate number of species known:
Common parts used: Bark
Collection: Spring to summer (bark)
Height: 15 to 25 feet
Actions: Purgative, tonic, hepatic, laxative, digestive stimulant
Known Constituents: Usually >8% hydroxyanthracene glycosides with minimum 60% consisting of cascarosides including Cascaroside A (C27, H32, O14)Anthraquinones, tannins
Bark is usually left to age for 2 to 3 years. The bark is stripped off in vertical strips when it peels most easily in the spring and the summer.
One of the oldest remedies for the intestinal tract that isn’t habit forming. Cascara Sagrada stimulates peristalsis and tones muscles in the intestinal tract.
It is also used for gallstones, liver and the stomach. The Native Americans called is ‘sacred bark.’ The fresh bark won’t open people bowels. The bark needs to left to age for at least one year. The taste is very bitter.