All Senna articles
- Senna Adulteration: Other Cassia Species & Spent Leaf Comparison
How senna extract gets adulterated — other Cassia species, spent/exhausted leaf and undeclared blends — and the identity and assay tests that catch it.
- Senna Extract Buyer's Guide: Grades, Assay & CoA Buyer's Guide
How to buy bulk senna extract: sennoside grades (20/40/60%), UV vs HPLC assay, leaf vs pod, ETO and heavy-metal panel, and CoA checks for B2B buyers.
- Senna Extract Regulatory Compliance: EU, US & India Regulatory
EU, US and India rules for bulk senna extract: hydroxyanthracene derivatives (2021/468), ETO, heavy metals, the US OTC laxative monograph and documentation.
- Senna Extract Sourcing Guide: Origin, Harvest & Processing Sourcing
Where senna extract comes from: Tinnevelly and Indian growing regions, leaf and pod harvest, extraction and the batch-consistency controls buyers require.
- Senna Laxative, Detox & Tea Market Market
Where senna extract is used: OTC laxatives, detox and slimming products, and herbal teas — and how end market shapes grade, plant part and compliance.
- Senna Leaf vs Pod Extract: Which to Specify Comparison
Senna leaf vs pod (fruit) extract compared: sennoside profile, tea vs dose-controlled use, and how to specify the plant part alongside grade and assay method.
- Sennosides Standardisation: UV vs HPLC Testing & Quality
Why a senna extract's sennoside % depends on the assay: UV (calc. as sennoside B) vs HPLC (sennosides A&B), what each measures, and what to put on the spec.
View the Senna product page — specifications, grades and documentation →
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