Cascara Sagrada Bark
Cascara Sagrada Bark
Snapshot
Cascara Sagrada Bark is a traditional herbal laxative known for gently stimulating bowel movements and supporting digestive and detoxification health.
What is Cascara Sagrada Bark?
Cascara Sagrada, meaning "sacred bark" in Spanish, comes from the bark of the Rhamnus purshiana tree. It has been used for centuries by Native American tribes and later adopted into Western herbal medicine as a natural remedy for occasional constipation and digestive sluggishness.
Where It Comes From
Cascara Sagrada is native to the Pacific Northwest regions of North America. The bark is harvested, aged for at least one year (or heat-treated), and ground into powder or used in extracts to ensure it is safe and effective for human consumption.
Key Nutrients & Compounds
The primary active compounds in Cascara Sagrada Bark are anthraquinone glycosides, particularly cascarosides A and B. These compounds trigger peristalsis — the muscular contractions of the colon — to promote bowel movements. It also contains tannins and resins that contribute to its digestive effects.
Health Benefits
Cascara Sagrada is primarily known for relieving occasional constipation and improving bowel regularity. It supports detoxification by helping the body eliminate waste and may reduce bloating and discomfort related to sluggish digestion. It’s also used in some liver and colon cleanse formulas to support overall gut health.
Recommended Dosage
Common supplement doses range from 300 mg to 1,000 mg daily, depending on the concentration of the extract. It is best taken in the evening, as its effects usually occur within 6 to 12 hours. Use should be limited to short durations (less than a week) unless directed by a healthcare provider.
How to Use It
Cascara Sagrada is available in capsule, tincture, or tea form. Start with the lowest effective dose and ensure adequate hydration when using it. Avoid combining it with other laxatives unless under supervision.
Who Should Use It?
Cascara Sagrada is ideal for individuals dealing with occasional constipation or preparing for a digestive cleanse. Those who follow detox regimens or experience irregularity due to travel or dietary shifts may also find it beneficial.
Possible Interactions or Cautions
Long-term or excessive use may lead to dependency, dehydration, or electrolyte imbalance. Pregnant or nursing women, children, and individuals with inflammatory bowel conditions should avoid it. Cascara may also interact with diuretics or heart medications — consult a healthcare provider before use.
Final Thoughts
Cascara Sagrada Bark is a time-honored herbal laxative that gently supports digestive health and natural detox. When used responsibly and occasionally, it’s a powerful ally in maintaining regularity and gut function.
Scientific Studies
Ríos, J. L. (2010). Guts, digestion and plant-derived laxatives: A focus on Rhamnus purshiana and senna. Fitoterapia, 81(5), 353–361. https://doi.org/10.1016/j.fitote.2010.01.015
Blumenthal, M. et al. (1998). The Complete German Commission E Monographs: Therapeutic Guide to Herbal Medicines. American Botanical Council. https://abc.herbalgram.org/site/PageServer?pagename=Home