Senna Leaf Extract Powder
2.Specification: Sennoside 5%-20%
3.Test Method: HPLC
4.Appearance: Brown Powder
5.CAS NO: 85085-71-8
6.Main Market: European, North America, Asia
7.Packing specification: 25kg/drum, 27 drums/tray
8.Delivery: 3~7working days.
9.Certification: Kosher,Halal,BRC,Organic,FDA,ISO9001,ISO22000 etc.
Senna Leaf Extract Powder | Standardized Sennoside Supplier for Pharma & Nutraceutical Formulations
The Senna Leaf Extract Powder that Shaanxi Hongda Phytochemistry Co., Ltd. sells comes from the Cassia angustifolia Vahl plant and has been standardised by HPLC to contain 5% to 20% Sennoside. We've been a manufacturer and supplier since 2001, and our 20,000-square-meter building has more than 10 production lines and 100,000-level purification workshops. Every year, they make 3,000 tonnes, and they deliver them in 3–7 business days. Before it is shipped, each batch is checked for heavy metals, pesticide residues, bacteria, and BRC, FDA, ISO9001, ISO22000, cGMP, and FSSC22000 Certifications.
What Is Senna Leaf Extract?
The dried leaves of Cassia angustifolia Vahl (Indian Senna) were used to make this concentrated phytopharmaceutical ingredient. The active dianthrone glycosides, mostly Sennosides A and B, that speed up peristalsis in the colon are concentrated through technical processing.
This standardised extract solves three important B2B issues compared to raw botanical powder:
Changes in potency: The amount of sennoside in raw leaves changes with the seasons, but the extract always gives the same amount, either 5%, 10%, or 20%.
Resin content: Raw powder has resins in it that cause stomach cramps, but the extraction method gets rid of most of these impurities.
Solubility: The extract makes it easier for sennosides to be released in the alkaline environment of the large gut compared to fibrous raw material.
Third-Party Testing Report
For example, SGS and Eurofins are two authorised third-party agencies that check each output batch on their own. What the test covers is:
Looking for pesticide residue
Heavy metal profile (within safe limits for large-scale pharmaceutical use)
Testing for microbes
Labels that list nutrients help
Certain optical rotation
Reports on natural origin
You can get test documentation if you ask for it before you place your order.
Product Specification
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Items
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Standards
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Results
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Physical Analysis
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Appearance
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Fine Powder
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Conforms
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Color
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Dark Brown Powder
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Conforms
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Odor
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Characteristic
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Conforms
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Mesh Size
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100% through 80% mesh size
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Conforms
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General Analysis
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Identification
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Identical to R.S. sample
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Conforms
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Sennoside
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≥20%
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20.2%
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Extract Solvents
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Water and Ethanol
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Conforms
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Loss on Drying (g/100g)
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≤5.0
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3.24%
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Ash(g/100g)
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≤5.0
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2.05%
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Chemical Analysis
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Pesticides Residue (mg/kg)
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0.05
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Conforms
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Residual Solvent
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<0.05%
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Conforms
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Residual Radiation
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Negative
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Conforms
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Lead(Pb) (mg/kg)
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<3.0
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Conforms
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Arsenic(As) (mg/kg)
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<2.0
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Conforms
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Cadmium(Cd) (mg/kg)
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<1.0
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Conforms
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Mercury(Hg) (mg/kg)
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<0.1
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Conforms
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Microbiological Analysis
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Total Plate Count(cfu/g)
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≤1,000
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300
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Molds and Yeast (cfu/g)
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≤100
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29
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Coliforms (cfu/g)
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Negative
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Conforms
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Salmonella(/25g)
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Negative
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Conforms
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Senna Leaf Extract Powder Advantages
Fixed Active Content
The quantity of Sennoside is checked using HPLC on each batch. You get consistent levels of active ingredients, so your finished product doesn't change from batch to batch.
Less irritant compounds
Free anthraquinones and acids that are in the raw leaf material are taken out during the extraction process. This makes the body's response smoother, so users have fewer stomach cramps.
Physical Properties Ready for Formulation
The Senna Leaf Extract Powder can be used with direct compression tableting and high-speed capsule-filling equipment because the particle size and bulk density can be controlled.
All the way back
The raw materials come from planting sites that have been checked out. From the botanical source to the final QC release, each batch can be tracked.

Senna Leaf Extract Powder Application
OTC Stimulant Laxatives (Tablets & Capsules)
That's the main use in the medicine industry. Conformity to Content Uniformity (CU) rules for dose uniformity in stimulant laxatives sold in the US and EU markets is supported by standardised Sennoside content.
Teas that support colon cleansing and detox
The water-soluble grades can be used in RTD beverage bases and instant tea bags. The extract stays stable at different pH levels and has a consistent effect, unlike steeping raw leaves, which makes the effects unpredictable.
Initial Bowel Preparation
Used in clinical preparation protocols for colonoscopies that require high purity and a low heavy metal profile. Administering a lot of medicine to a patient means strictly following safety gaps for renal and electrolyte safety.

OEM / ODM Support
This is just the beginning of your product idea. Hongda stands for:
Custom Sennoside titration—5%, 10%, or 20% to fit the needs of your formula
Done dosage forms, like tablets, hard capsules, soft capsules, and powders that have already been mixed.
Labels and government paperwork, like COAs, MSDSs, natural origin reports, and nutrition labels
No minimum order size—samples from 20 to 100 g are offered for R&D testing
All OEM work is done in a clean, controlled setting, and you'll get one-on-one technical support as your product is being developed.

Why Choose Us?
·Established manufacturer since 2001 with a 20,000-square-meter factory
·Annual capacity: 3,000 tonnes, which is enough for your large orders.
·In-house SGS-certified lab with more than 20 test technicians
· Testing with an HPLC, GC, UV, and atomic absorption spectrophotometer on-site
·These are the certifications we have: cGMP, FSSC22000, ISO9001, ISO22000, Kosher, Halal, BRC, FDA, and organic (EU & NOP).
·There is storage space on 3,000 m², with 6 separate storage areas for accurate order fulfilment.
·3–7 business days for shipping, and enough stock is kept all year.

Production Process
In 100,000-level purification workshops, Shaanxi Hongda uses a system with more than one stage of extraction:
1. Checking the raw materials—confirming the plants' identities and looking for pesticide leftovers
2. Extraction with water or ethanol—best conditions for Sennoside A and B concentration
3. Filtration and concentration—gets rid of the resin and fibrous biomass
4. Spray drying—makes a brown powder that flows easily at a controlled moisture level
5. QC testing: HPLC to check for active ingredients, GC to check for solvent residue, and UV and atomic absorption to check for heavy metals
6. Packing: 25 kg per drum, double-layer PE bag inside, fibre drum outside.


Product Package

FAQ
Q1: What is the standard content for Sennoside?
A: We offer by HPLC Sennosides at 5%, 10%, and 20%. To reach your formulation goal, we can talk about custom ratios.
Q2: Where does this extract meet the requirements for a pharmaceutical product?
A: Based on international medicinal standards, the extract is tested using HPLC. With every shipment, there is paperwork like a COA, an MSDS, and lab reports from a third party.
Q3: Is this material good for making medicine tablets?
A: Yes, said A. Standard high-speed equipment can be used to make tablets and capsules directly compressed. The powder's particle size and bulk density are controlled to make this possible.
Q4: What kinds of approvals does the item have?
A: The current approvals are Organic (EU & NOP), Kosher, Halal, BRC, FDA, ISO9001, ISO22000, cGMP, FSSC22000, and ISO22.000.
Q5: What are the steps taken to deal with heavy metals and pesticide residues?
A: Before leaving the factory, each batch is checked for heavy metals, chemical residues, and microbiological safety by our own staff as well as by outside groups like SGS and Eurofins.
Q6: How many samples can I get and what is the minimum order amount?
A: I can give you samples weighing 20 to 100 grams to test. 25-kg drums are used to pack standard business orders. Talk to us about your project's MOQ.
Contact Us
Ready to source or request a sample of our standardized Senna Leaf Extract Powder? Email duke@hongdaherb.com.

















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