Practical Herb Comparison - Oregon Grape & Goldenseal

Oregon grape Mahonia aquafolium and goldenseal Hydrastis canadensis are two North American plants that have been used for medicinal purposes for centuries (Barnes et al., 2007). Both plants contain antimicrobial, anti-inflammatory, and immune-stimulating alkaloids (Bone & Mills, 2013). This essay explores the therapeutic benefits of these plants, their specific constituents, and sustainability concerns.

Oregon grape is a native shrub in North America, traditionally used by indigenous peoples to treat skin conditions, digestive disorders, and infections (Oregon State University, n.d.). Its roots, bark, and leaves are used internally and externally to relieve itching, inflammation, and diarrhea (National Center for Complementary and Integrative Health, 2023). Oregon grape also acts as an antimicrobial and immune-stimulating agent, effectively treating bacterial and fungal infections (Natural Medicines, 2022).

Goldenseal is an herb native to the United States and Canada, also used for its medicinal properties (Mandal et al., 2020). Its roots and rhizomes are used to treat digestive disturbances, skin ulcerations, and infectious diseases (Mandal et al., 2020). Like Oregon grape, goldenseal has antimicrobial and anti-inflammatory properties, making it effective against sinusitis, respiratory infections, and urinary tract infections (Buhner, 2012, p. 113).

Both Oregon grape and goldenseal contain alkaloids, with berberine being the most prominent compound (Buhner, 2012). Berberine has various pharmacological properties, including antimicrobial, anti-inflammatory, and immune-stimulating effects (Zhang et al., 2012).

While both plants contain similar alkaloids, the concentrations, and ratios differ. Goldenseal has higher hydrastine and lower berberine concentrations compared to Oregon grape (Buhner, 2012). Oregon grape's higher berberine concentration may explain its greater effectiveness in treating certain skin conditions (Brown & Roman, 2008).

Due to their popularity, both plants face sustainability concerns. Goldenseal is on the United Plant Savers at-risk list, and Oregon grape is on the to-watch list (Petersen, 2022). Goldenseal is slow-growing and takes five years or more to mature, making it challenging to replenish quickly (National Center for Complementary and Integrative Health, 2021). Conservation efforts include strict harvesting regulations, responsible wildcrafting techniques, and cultivation on private lands (Davis & Persons, 2014, p. 12).

Oregon grape is considered a more sustainable alternative to goldenseal due to its faster growth rate and ease of cultivation (Petersen, 2022).

Oregon grape M. aquafolium) and goldenseal H. canadensis are botanicals with similar yet distinct medicinal properties. Both contain beneficial alkaloids like berberine, contributing to their antimicrobial, anti-inflammatory, and immune-stimulating effects. However, sustainability concerns and the risk of overharvesting highlight the need for conservation efforts, responsible wildcrafting, and cultivation initiatives. Preserving these plants is crucial for future generations. Overall, Oregon grape and goldenseal showcase the potential of botanical medicine and the importance of protecting our natural resources.

References 

Barnes, J., Anderson, L. A., & Phillipson, J. D., (2007). Herbal medicines (3rd ed.). Pharmaceutical Press. ISBN: 9780853696230

Bone, K. & Mills, S. (2013). Principles and practice of phytotherapy: modern herbal medicine (2nd ed.). Churchill Livingstone. ISBN: 9780443069925.

Brown, P. N., & Roman, M. C. (2008). Determination of hydrastine and berberine in goldenseal raw materials, extracts, and dietary supplements by high-performance liquid chromatography with UV: collaborative study. Journal of Aoac International, 91(4), 694. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2586114

Buhner, S. H. (2012). Herbal antibiotics: natural alternatives for treating drug resistant bacteria. Storey Publishing LLC. ISBN: 9781603429870

Davis, J. & Persons, W. S. (2014). Growing and marketing ginseng, goldenseal, and other woodland medicinals. New Society Publishers. ISBN: 9780865717664.

Mandal, S. K., et al. (2020). Goldenseal (Hydrastis canadensis L.) and its active constituents: A critical review of their efficacy and toxicological issues. Pharmacological Research, 160, 105085. https://doi.org/10.1016/j.phrs.2020.105085

National Center for Complementary and Integrative Health. (2023). In the news: berberine. https://www.nccih.nih.gov/health/in-the-news-berberine

National Center for Complementary and Integrative Health. (2021). Goldenseal. https://www.nccih.nih.gov/health/goldenseal

Natural Medicines Database. (2022). Oregon Grape[Monograph]. https://naturalmedicines.therapeuticresearch.com/databases/food,-herbs-supplements/professional.aspx?productid=493

Natural Medicines Database. (2022). Goldenseal[Monograph]. https://naturalmedicines.therapeuticresearch.com/databases/food,-herbs-supplements/professional.aspx?productid=943

Oregon Grape. (2020). In Encyclopedia Britannica. Retrieved from https://www.britannica.com/plant/oregon-grape.

Oregon State University. (n.d.). Retrieved June 28, 2023, from https://landscapeplants.oregonstate.edu/plants/mahonia-aquifolium 

Petersen, D. (2022). HERB 304: herbal materia medica III (19th ed.). Portland, OR: American College of Healthcare Sciences.

Zhang, et al. (2012). Structural changes of gut microbiota during berberine-medicated prevention of obesity and insulin resistance in high-fat diet-fed rats. PLOS ONE, 7(8), e42529. https://doi.org/10.1371/journal.pone.0042529