Senna
Also known as: Cassia angustifolia, Senna leaf
Effective Dosage
10-30 mg daily (as a laxative)
✓ What the Science Says
Senna is primarily used as a natural laxative, effective in treating constipation. It works by stimulating bowel movements through its active compounds, sennosides, which irritate the lining of the bowel.
✗ What It Doesn't Do
Senna does not detoxify the body or cleanse the colon as often claimed. It is not a weight loss aid and should not be used for long-term weight management.
Evidence-Based Benefits
Senna is primarily used as a natural laxative, effective in treating constipation. It works by stimulating bowel movements through its active compounds, sennosides, which irritate the lining of the bowel.
Strong EvidenceEffective at: 10-30 mg daily (as a laxative)
Source: auto-research
Absorption & Bioavailability
Moderate - Senna compounds are absorbed in the intestines, but their laxative effects are primarily local rather than systemic.
Red Flags to Watch For
- 🚩 Avoid prolonged use, as it can lead to dependency and worsen constipation.
- 🚩 Beware of products claiming to provide rapid weight loss or detoxification benefits.
Products Containing Senna
See how Senna is used in these analyzed products:
Research Sources
- PubMed
- NIH DSLD
This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-03-07