Standardized Sour Jujube (Ziziphus jujuba var. spinosa) Seed Extract with Total Saponins 2% (Jujubosides A/B). Sourced through qualified production partners for dietary supplement manufacturers.
✉ Request COA via Email
Request Free Sample
Request Quote
Available Specifications
Per SJ-001 (Verified 2026-09-20):
| Specification Level | Active Marker |
| Sour Jujube Seed Extract Saponins 2% (Standard, Jujubosides) | UV-Vis / HPLC |
| Sour Jujube Seed Extract Saponins 5% (Premium) | UV-Vis / HPLC |
| Sour Jujube Seed Powder (Raw, Spray-Dried) | Whole seed powder |
Specifications subject to product requirements and destination-market regulations.
Product Overview
| Botanical source | Ziziphus jujuba var. spinosa (sour jujube / suan zao ren) |
| Part used | Seed (kernel) |
| Active marker | Total Saponins (Jujuboside A, Jujuboside B, Betulinic Acid) |
| Form | Brown to dark brown fine powder |
| CAS No. | 90045-99-1 (Ziziphus jujuba seed extract) |
Technical Specifications
| Test Item | Specification | Method |
| Appearance | Brown to dark brown fine powder | Visual |
| Odor & Taste | Characteristic, slightly bitter | Organoleptic |
| Total Saponins Assay | ≥ 2.0% or ≥ 5.0% | UV-Vis / HPLC |
| Loss on Drying | ≤ 5.0% | USP <731> |
| Heavy Metals (Pb/As/Cd/Hg) | ≤ 3/1/1/0.1 ppm | ICP-MS |
| Total Plate Count | ≤ 1,000 CFU/g | USP <2021> |
| Yeast & Mold | ≤ 100 CFU/g | USP <2021> |
| E. coli / Salmonella | Negative | USP <2022> |
All specifications subject to product specification and destination-market requirements.
Quality & Documentation
- Certificate of Analysis (COA) per batch with UV-Vis / HPLC verification of Total Saponins
- Heavy metals testing panel (Pb, As, Cd, Hg) via ICP-MS
- Microbiology panel per USP
- Material Safety Data Sheet (MSDS) documentation
- Non-GMO statement
- Allergen statement
- Pesticide residue testing (multi-residue screen)
- Third-party SGS testing available upon request
Applications
- Dietary Supplements: Considered for use in sleep support and calming formulations.
- Functional Food & Beverage: Considered for fortification in functional beverages (sleep formulas, calming teas).
- Cosmeceuticals: Considered for use in topical skincare formulations (soothing).
- Traditional Herbal Preparations: Suitable for use in TCM formulations (Suan Zao Ren Tang).
Why Source from Nourish Ingredients?
- Specification Matching: Three Total Saponins levels (2%, 5%, raw powder) for formulation flexibility.
- Supplier Verification: Production partners maintain FSSC 22000, BRCGS, EU Organic, USDA Organic certifications.
- Sample Comparison: 25-100g samples available for specification evaluation.
- Third-Party Testing: SGS verification available for Saponins, heavy metals, and microbiology.
- Documentation Support: Comprehensive documentation package including COA, MSDS, allergen, and Non-GMO statements.
Supply & Ordering
- Sample Availability: 25-100g samples available; standard samples ship within 5-7 business days.
- Minimum Order Quantity (MOQ): 25 kg for standard specifications; smaller quantities for evaluation.
- Lead Time: 7-15 business days from order confirmation.
- Packaging: 25 kg fiber drum with double food-grade PE liner; custom packaging available.
- Shipping: Worldwide shipping via air, sea, or courier; documentation prepared for customs clearance.
Frequently Asked Questions
Q1: What's the difference between Total Saponins 2% and 5%?
The 2%/5% difference reflects Total Saponins (Jujubosides A/B) content measured via UV-Vis or HPLC. 5% is positioned for premium applications.
Q2: What are Jujubosides?
Jujubosides (A, B, etc.) are triterpene saponins specific to Ziziphus jujuba. They are considered the main bioactive compounds and are used as standardization markers.
Q3: Can Sour Jujube Seed Extract be combined with other ingredients?
Sour Jujube Seed Extract is commonly combined with Valerian Root, Passionflower, GABA, and L-Theanine in sleep and calming formulations. We recommend consulting with your formulation team.
Q4: What's the regulatory status in the EU?
Sour Jujube Seed Extract is permitted as a food supplement ingredient in the EU. Specific regulatory status depends on intended application and labeling.
Q5: How is Total Saponins content measured?
Total Saponins content is quantified via UV-Vis spectroscopy (vanillin-glacial acetic acid method) or HPLC (for specific Jujubosides A/B) per Chinese Pharmacopoeia methods.
Q6: What's the typical MOQ?
Standard MOQ is 25 kg. Smaller quantities (5-10 kg) are available for evaluation.
Q7: Do you offer custom specifications?
Yes. Custom specifications (e.g., specific Saponins content, Jujuboside A/B ratio, packaging) can be discussed with our coordination team.
Q8: What documentation is available?
Standard documentation includes COA, MSDS, allergen statement, Non-GMO statement. Additional documentation available upon request from production partners.
Related Resources
Request Sample & Quote
Request Free Sample →
Request Quote →
Compliance Note
Data marked as "typical" reflects industry standards; specific values vary by supplier and batch. Documentation including COA, MSDS, allergen, and Non-GMO documentation is available upon request from production partners.
About Nourish Ingredients: We are a China-based sourcing partner for botanical extracts and nutraceutical ingredients. We coordinate supply for international brands — from specification matching to delivery. Production partners maintain FSSC 22000, BRCGS, EU Organic, USDA Organic, FAMI-QS certifications. Documentation available upon request.
For ingredient sourcing inquiries: ashely@nourishingr.com
Reviewed by: Nourish Ingredients Editorial Team Version: 2.3 Last updated: 2026-09-20