Xi'an Sentian Biotechnology Co., Ltd. is one of the leading manufacturers and suppliers of senna leaf extract powder in China. We are committed to providing high quality customized service and OEM&ODM private label service for global clients. Please feel free to buy bulk senna leaf extract powder in stock here from our factory. Also, free sample is available.
What is Senna Leaf Extract Powder?
Senna Leaf Extract Powder is a dried, concentrated, and standardized extract of senna leaves, which is extracted and then concentrated to produce the powder in use today, in botanical and nutritional formulations. Anthraquinone compounds are naturally present in the extract, where sennosides are often used as marker compounds for quality control and specification. It is commonly in the form of a fine yellow-brown to brown powder that has good flowability and uniformity of particle size and is well suited for a wide range of formulation systems. The extract has a more concentrated composition, better consistency, and is more convenient to process and develop compared to raw senna leaves. Its good handling and formulation properties make it popular to be used in capsules and tablets, granules, herbal blends, solid beverages, and other dry delivery systems. Improved stability and storage performance with the help of modern extraction technologies that help preserve characteristic plant constituents whilst minimizing moisture and inactive materials. It is a key botanical ingredient raw material for supplement manufacturers, contract manufacturers, and formulation developers looking for standardized, specification-driven botanical solutions, as demand for standardized botanical ingredients continues to grow worldwide.

COA
| Item | Specification | Result |
| Product Name | Senna Leaf Extract Powder | Conforms |
| Botanical Name | Senna alexandrina Mill. (Cassia angustifolia Vahl) | Conforms |
| Plant Part Used | Leaf | Conforms |
| Active Ingredient | Sennosides | Conforms |
| Assay | Sennosides ≥20.0% | 20.36% |
| Appearance | Brown to Dark Brown Fine Powder | Conforms |
| Odor & Taste | Characteristic | Conforms |
| Identification | TLC Positive | Positive |
| Particle Size | 100% Pass 80 Mesh | Conforms |
| Loss on Drying | ≤5.0% | 3.18% |
| Ash Content | ≤5.0% | 2.41% |
| Bulk Density | 0.40–0.70 g/mL | 0.56 g/mL |
| Tapped Density | 0.55–0.90 g/mL | 0.73 g/mL |
| Extract Solvent | Water & Ethanol | Conforms |
| Heavy Metals | ≤10 ppm | <10 ppm |
| Lead (Pb) | ≤2.0 ppm | <0.20 ppm |
| Arsenic (As) | ≤1.0 ppm | <0.10 ppm |
| Cadmium (Cd) | ≤1.0 ppm | <0.10 ppm |
| Mercury (Hg) | ≤0.1 ppm | <0.05 ppm |
| Total Plate Count | ≤10,000 CFU/g | <1,000 CFU/g |
| Yeast & Mold | ≤100 CFU/g | <10 CFU/g |
| Escherichia coli | Negative/10 g | Negative |
| Salmonella | Negative/25 g | Negative |
| Staphylococcus aureus | Negative/10 g | Negative |
| Pesticide Residues | Complies with Food Grade Requirements | Conforms |
| Storage | Store in a cool, dry place away from direct sunlight | Conforms |
| Shelf Life | 24 Months when properly stored | Conforms |
Sentian Bio provides free samples, OEM/ODM customized products, and professional technical support. Contact us anytime at sales3@sentianbio.com or LEAVE A MESSAGE!
Market Trends
The rise in the global market for botanical ingredients and a growing demand for plant-based raw materials in global markets further support the overall growth of the global market for Senna Leaf Extract. The global market for it continues to enjoy the general growth trend of the botanical ingredients industry and the increasing global demand for plant-based raw materials. In fact, consumers are increasingly seeking familiar, natural, and less processed ingredients, driving a growth of ingredients based on plants and botanicals, and the innovation of these ingredients is driving the growth of the product category. Consumers are turning more to natural, familiar, and less processed ingredients, which is prompting manufacturers to diversify their ranges of plant-based ingredients and botanicals. Meanwhile, the clean label trend and ingredient transparency, traceability, and sustainable sourcing are impacting purchasing practices across the supply chain. Such trends have encouraged the use of standardized herbal extracts, which have specific, well-defined specifications and uniform quality. Moreover, there is an increased opportunity for versatile botanical ingredients that can be used in numerous product formulations such as dietary supplements, functional food products, herbal beverage formulations, and private-label nutritional brand products, due to the rapid growth of these four product segments. The commercialization and international availability have also been facilitated by technological advances, quality control measures, and adherence to international regulations. Demand is likely to be steady in the overall plant extract and natural ingredients market as manufacturers invest in innovation with natural ingredients and consumers find products with botanical ingredients more attractive.
Features
It has a highly concentrated botanical profile, standardized formulation, and favorable processing qualities, suitable for use as a functional plant ingredient in a variety of formulations. The extract obtained from Senna leaves contains naturally occurring anthraquinone compounds, including sennosides, which are usually used as marker compounds in quality evaluation and specification control. The general appearance of the powder is yellow-brown to brown, with good particle size, good flowability, and convenient blending and manufacturing properties. It offers superior amounts of characteristic constituents, batch consistency, and ease of incorporation into modern formulation systems when compared to the unprocessed plant materials. It exhibits excellent compatibility with dry dosage forms like capsules, tablets, granules, and powder blends that enables formulators to generate the desired combination of ingredients and product design. Different extract ratios and/or different standardization levels can be used depending on the formulation needs for the specific product, which gives flexibility to formulate the product. It has a low moisture content and a stable powder form, which makes it easier to store, transport, and process. Senna Alata Extract is a practical and suitable raw material for developers seeking a standardized plant-based raw material with measurable active constituents and formulation properties that can be customized according to the desired product.

Benefits
1. Standardized Ingredient Profile
Senna Extract Powder offers formulators a controlled botanical powder containing measurable marker compounds that can help them produce a more consistent product from batch to batch and ensure standardized product specifications.
2. Efficient Use of Botanical Materials
The powder form of the extracted and concentrated material provides a more condensed extract from senna that facilitates easy addition of the herb to commercial products.
3. Flexible Formulation Compatibility
Extract can be used in a range of dry product delivery systems such as capsules, tablets, granules, and blended powders for product developers to offer a range of botanical products.
4. Improved Manufacturing Convenience
It is finely powdered and has a uniform appearance and easy handling characteristics that are ideal for large-scale production for accurate weighing, mixing, and processing.
5. Consistent Quality Control Support
The standardized extract specifications help manufacturers and formulators to define more precisely the quality standards of their products, such as identification, purity evaluation, and analytical testing requirements.
6. Plant-Based Ingredient Appeal
It is a natural raw material derived from plants, so it is suitable for the current market trend of using natural materials and notions.
7. Storage and Transportation Advantages
Concentrated powder format offers significant packaging, inventory, and transport advantages over bulk herbal materials.
8. Suitable for Customized Product Development
The various extract ratios and specification options enable different brands and formulators to choose the ingredients to support their product positioning and technical needs.
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