Nutritional Supplements Library
What is goldenseal?
Goldenseal (Hydrastis canadensis) is plant, is a member of the Ranunculaceae family. Goldenseal is a perennial that grows in the wild from Georgia to Canada. The plant grows from a yellowish root and forms a hairy stem with five-parted leaves, green white flowers with no petal and a fruit that resembles a raspberry.
Goldenseal contains several alkaloids in its roots, stems and leaves that are believed to be the active components: hydrastin (4%), berberine (6%) and canadine. Berberine possesses some antibacterial activity by either directly killing bacteria or preventing bacterial attachment to the cell walls of the host, as well as some antioxidant properties and smooth muscle relaxation effects. The active constituent in golden seal is Berberine. Other plants that contain relatively high concentrations of Berberine (the alkaloid thought to contribute to the immune-stimulating effect of Goldenseal) include Goldenthread (Coptis chinensis), Oregon Grape (Berberis aquifolium), Barberry (Berberis vulgaris), and Tree Turmeric (Berberis aristata).
What is the effective dosage of goldenseal supplementation?
Following are the effective dosage of different preparations of goldenseal,
Tea - Mix 2 - 3 teaspoons of dried herb in 1 cup of water, bring to a boil, and let sit for 10 to 15 minutes; strain and drink. Take three times per day.
Gargle - Make the tea described above, and gargle with it three times per day.
Liquid extract - (1:1) in 25% ethanol: Take 0.5 to 2 ml two to three times per day.
Tincture - (1:5) in 45% ethanol: Take 2 to 4 ml two to three times per day.
Root powder - 4 to 6 grams per day.
What are the benefits of goldenseal supplementation?
• It has mild antioxidant property.
• Goldenseal's aquaretic effects combined with both antimicrobial and anti-inflammatory properties allow this herb to be used in connection with a variety conditions which include the following urinary bladder inflammation, Arthritis, Allergies, Colds and flu, Kidney stones.
• It also has (topical) antibiotic property.
• It also has anti-cancer effects (colon cancer).
What are the side effects of goldenseal supplementation?
Goldenseal is generally considered safe and has no known side effects. However, as with all alkaloid-containing plants, high amounts (several times higher than the recommended amount above) may lead to gastrointestinal distress and possible nervous system effects.
• People with heart diseases and kidney problems should not take goldenrod.
• Women who are pregnant or breast feeding also avoid taking it.