Cassia Seed Extract 1–5% Total Anthraquinones

Cassia Seed Extract is a standardized botanical extract produced from mature seeds commercially known as Cassia obtusifolia or Cassia tora. Their currently accepted botanical names are Senna obtusifolia and Senna tora. The ingredient is supplied as a fine extract powder and is distinct from whole cassia seed powder and non-standardized ratio extracts.

Essencefield supplies standardized grades containing 1–5% total anthraquinones for dietary supplement and botanical formulation projects. UV or UV-Vis is used for total anthraquinone determination, while HPLC can support selected-marker assay or chromatographic fingerprint evaluation. Available grades allow formulators to select marker concentration according to target inclusion level and finished-product format.

Ingredient Profile & Common Uses

Cassia seed extract is derived from mature seeds of Senna obtusifolia or Senna tora, members of the Fabaceae family that remain widely traded under the legacy names Cassia obtusifolia and Cassia tora. Unlike milled seed powder, the standardized material is produced through extraction, concentration, drying, sieving, and blending to provide a more concentrated botanical ingredient with a defined marker specification.

Commercial grades are differentiated primarily by total anthraquinone concentration rather than by extract ratio. Essencefield supplies a 1–5% standardized range, with 2% and 5% representing key commercial grades. The 5% option provides higher marker density, allowing lower extract inclusion where capsule fill weight, tablet mass, or formula space is constrained. Ratio extracts such as 10:1 or 20:1 describe raw-material-to-extract relationships and should not be treated as equivalent specifications.

The powder is used in dietary supplements, multi-botanical products, and selected functional formulations requiring a standardized cassia seed input. It has a natural yellow-brown to brown appearance and characteristic botanical sensory profile. In aqueous systems it disperses with partial solubility, making wetting, sedimentation, particle size, carrier selection, and color contribution relevant formulation considerations.

Application Areas

Capsules

Standardized cassia seed extract can be incorporated into hard-capsule formulas requiring a defined botanical marker input. Grade selection influences extract loading, capsule fill weight, blend uniformity, and available formulation space.

Tablets

The powder can be used in botanical tablet systems after evaluation of flow, compression behavior, particle distribution, and compatibility with binders and fillers. Higher-assay material can reduce required extract mass.

Botanical Powder Blends

Cassia seed extract is suitable for multi-ingredient dry premixes where standardization provides more controlled marker input than whole seed powder. Premixing supports uniform distribution when the extract is used at relatively low inclusion levels.

Selected Dispersible Formulations

The extract may be evaluated in powdered or aqueous-dispersible systems where natural color, haze, and sedimentation are acceptable. Wetting behavior, suspension stability, carrier system, and flavor interaction should be assessed during development.

Typical Specifications

Item	Specification
Product Name	Cassia Seed Extract
Accepted Botanical Source	Senna obtusifolia / Senna tora
Legacy Commercial Names	Cassia obtusifolia / Cassia tora
Botanical Family	Fabaceae
Common Ingredient Names	Cassiae Semen Extract · Semen Cassiae Extract · Jue Ming Zi Extract
Plant Part	Mature Seed
Ingredient Type	Standardized Botanical Extract
Ingredient Grade	Food / Supplement Ingredient Grade
Product Form	Fine Powder
Standardized Range	1–5% Total Anthraquinones
Key Commercial Grades	2% · 5%
Marker	Total Anthraquinones
Routine Total Assay	UV / UV-Vis
HPLC Evaluation	Selected-Marker Assay or Chromatographic Fingerprint
Appearance	Yellow-Brown to Brown Fine Powder
Particle Size	Typically 80–120 Mesh
Moisture / Loss on Drying	≤5.0%
Water Behavior	Dispersible with Partial Solubility; Sedimentation May Occur
Carrier Options	Carrier-Free · Maltodextrin-Supported
Processing	Extraction · Filtration · Concentration · Spray Drying · Sieving · Blending
Standard Commercial MOQ	25 kg

Marker Compounds & Standardization

Total anthraquinones describes a phytochemical class within cassia seed rather than the purity of one isolated compound. Reported Cassiae Semen constituents include chrysophanol, emodin, physcion, obtusifolin, obtusin, aurantio-obtusin, and related anthraquinone derivatives, together with naphthopyrone compounds and other naturally occurring seed constituents.

A total-anthraquinone specification therefore represents an analytical group result rather than the concentration of one individual constituent. This distinction is important when comparing a standardized botanical extract with an ingredient positioned around a single isolated anthraquinone or individual marker compound.

UV or UV-Vis methods are commonly used for class-based total anthraquinone determination, while HPLC provides greater chromatographic resolution for selected-marker assay or fingerprint comparison. Assay percentage should therefore be interpreted together with analytical method and analyte definition. Pharmacopoeial marker requirements for Cassiae Semen raw material are analytically distinct from a standardized finished-extract specification.

Technical & Quality Considerations

Analytical evaluation should establish botanical identity, mature-seed origin, standardized-extract status, and consistency of the defined marker profile. This is particularly important because cassia seed powder, ratio extracts, standardized extracts, and isolated anthraquinones can appear under overlapping commercial terminology. For repeat procurement, approved lots should be evaluated using consistent assay definitions, analytical methods, and chromatographic acceptance criteria.

The material is a naturally colored botanical powder rather than a purified single compound. Its yellow-brown to brown color can remain visible in light-colored formulations. The extract is dispersible in water but only partially soluble, so suspended solids and sedimentation can occur. Particle size and carrier selection can influence powder flow, handling, dispersion, bulk behavior, and finished-product appearance.

During scale-up, dry systems should be evaluated for premixing sequence, blend uniformity, powder flow, capsule filling, and tablet compression. Higher marker concentration can reduce the quantity of extract needed to reach a formulation target, which may be useful where dosage-form space is limited. In dispersible systems, R&D teams should additionally evaluate wetting, sedimentation, color contribution, flavor impact, and suspension stability under intended processing and serving conditions.

Packaging & Commercial Supply

Essencefield supports product evaluation, formulation trials, commercial orders, and ongoing ingredient supply. Packaging, storage, and shipping arrangements are determined by product characteristics, order quantity, stability requirements, and destination-market needs.

Supply Item	General Information
Sample	Available upon request for formulation, testing, and supplier evaluation
Order Quantities	100 g · 1 kg · 5 kg · 25 kg · 100 kg · 500 kg · Bulk
Sample Lead Time	Typically 5–7 days after sample confirmation
Production Lead Time	Typically 15–30 days after order and specification confirmation
Packaging	Suitable protective inner packaging with bags, cartons, drums, or other appropriate outer packaging
Storage	Store in tightly sealed, suitable protective packaging in a cool, dry environment. Protect from moisture, heat, and direct sunlight. Specific storage conditions follow the approved product specification.
Documentation	COA · Product Specification · TDS · SDS · Applicable declarations (as applicable)

Final order quantities, lead times, packaging, documentation, and shipping arrangements are confirmed according to the selected product and commercial requirements.