Known for its rich matrix of naturally occurring isoquinoline alkaloids like tetrahydropalmatine (THP), corydaline, protopine, and dehydrocorydaline, Corydalis Yanhusuo Rhizome Extract is a specialized botanical extract valued for its complex phytochemical composition and its use in the global nutraceutical, dietary supplement, and botanical formulation industries. The extract is mostly formulated as a finely milled, free-flowing powder or standardized liquid extract concentrate for uniform bulk density and bioavailability, and is highly stable and designed for ease of incorporation into solid dose capsules, tablets, functional tinctures, and specialized oral formulations for wholesale distributors, contract manufacturers, and brand developers. It is a widely used botanical ingredient in superior product lines for relaxation, natural comfort, physical ease, and tranquility for the night, often in combination with other botanical extracts such as Boswellia serrata, white willow bark, or passionflower. It offers a standardized, clean-label herbal solution that is high in quality and has lot-to-lot consistency, making it an ideal high-quality ingredient for commercial finished-goods manufacturers looking to address consumer demand for natural wellness, physical balance, and botanical innovation.

Item | Specification | Result |
Product Name | Corydalis Yanhusuo Rhizome Extract | Conforms |
Botanical Name | Corydalis yanhusuo W. T. Wang | Conforms |
Part Used | Rhizome / Tuber | Conforms |
Extract Ratio | 10:1 | 10:1 |
Appearance | Brown Yellow to Brown Fine Powder | Conforms |
Odor | Characteristic | Conforms |
Identification | Positive by TLC | Conforms |
Tetrahydropalmatine (THP) | Report | 0.38% |
Particle Size | 95% Pass 80 Mesh | Conforms |
Loss on Drying | ≤5.0% | 3.42% |
Ash | ≤5.0% | 3.16% |
Bulk Density | 0.40–0.70 g/mL | 0.53 g/mL |
Residual Solvents | Complies with USP/EP Requirements | Complies |
Lead (Pb) | ≤2.0 ppm | 0.38 ppm |
Cadmium (Cd) | ≤1.0 ppm | 0.09 ppm |
Arsenic (As) | ≤2.0 ppm | 0.21 ppm |
Mercury (Hg) | ≤0.1 ppm | 0.02 ppm |
Total Plate Count | ≤10,000 CFU/g | 420 CFU/g |
Yeast & Mold | ≤1,000 CFU/g | 35 CFU/g |
Escherichia coli | Negative/10 g | Negative |
Salmonella | Negative/25 g | Negative |
Staphylococcus aureus | Negative/10 g | Negative |
GMO Status | Non-GMO | Conforms |
Allergen Status | No Major Allergens Declared | Conforms |
The Corydalis Yanhusuo Extract market is showing promising commercial success with broadening demand across the world for clean label botanical ingredients, standardized natural extracts, and active raw materials in the dietary supplement, functional food, and wellness sectors. More and more, consumers are turning to plants for lifestyle solutions and proactive self-care products, resulting in greater demand for standardized herbal matrices from procurement managers and contract manufacturers that provide consistent quality, sourceable origin, and verifiable phytochemical profiles. The primary growth regions geographically are North America and Europe, with their established dietary supplement manufacturing infrastructures and stringent ingredient requirements; Asia-Pacific is still the bulk agricultural cultivation and primary processing hub, as well as the ongoing development of sustainable supply chains. Standardized, high-performance liquid chromatography (HPLC) testing has become an industry trend to measure the content of crucial isoquinoline alkaloids, like tetrahydropalmatine (THP), and to ensure uniformity of lots, compliance with regulatory standards, and smooth incorporation into finished capsule, tablet, powder, and liquid formulations. In addition, product developers are quickly incorporating it into several plant-based formulations to produce novel products which are now marketed for their day-to-night physical comfort, evening relaxation, and balance.
1. Standardized Phytochemical Matrix & Scientific Recognition
Measured by HPLC for key isoquinoline alkaloids (including THP), to deliver validated molecular identity, analytical predictability and scientific batch-to-batch consistency to formulation engineers.
2. Multi-Functional Formulation Versatility
Provides outstanding physical stability and blending compatibility and is thus a flexible element in multi-botanical complexes for physical ease, tranquillity at night, and balance in the day.
3. Clean-Label & Transparent Processing
Extracted with food-grade water or ethanol solvent systems, resulting in a GMO-free, pure plant-based powder—perfect for non-GMO, vegan, and clean label claims.
4. Regulatory Safety & High Purity Standards
Manufactured and tested rigorously for heavy metals, pesticides, and microbiological parameters according to cGMP and compliant with global quality standards, making quality control simple.
5. Reliable Scalability & Industrial Flowability
Corydalis Yanhusuo Extract Powder bulk density is uniform, and the particle size distribution is carefully controlled to ensure smooth and rapid high-speed encapsulation, tableting, and commercial automated production.

1. Nocturnal Recovery & Sleep-Support Formulations
Corydalis Yanhusuo Extract is perfect for use as a crucial functional ingredient in high-quality nighttime powders, capsules, and drink mixes, promoting relaxation and restful sleep after activity, without the use of heavy synthetic sedatives.
2. Post-Workout & Active Lifestyle Powders
Incorporated into special sports nutrition formulations, post-exercise recovery formulas, and post-exercise body relaxation formulations to promote relaxation and ease of the body, soothe daily body fatigue, and promote general relaxation after strenuous activity.
3. Adaptive Stress-Relief & Restorative Gummies
Crafted into convenient chewables and functional gummies that combine standardized plant extracts with adaptogens to meet the needs of modern, on-the-go consumers, looking for a natural and balanced daily dose of tranquillity.
4. Effervescent Comfort & Relaxation Tablets
Used in contemporary effervescent release systems to make fast-dissolving, high-bioavailability oral drinks to supplement nightly unwinding routines and way of living relaxation.
5. Functional Botanical Oral Sprays & Drops
Formulated into water-dispersible liquid extracts or sublingual tinctures for convenient spray formulations, precise dosing, and portability for the everyday comfort of the body.
6. Topical Body Care & Soothing Balms
Natural botanical matrices are incorporated into innovative personal care formulations for localized, physical ease and conditioning of skin, including transdermal patches, sports creams, and recovery balms.
Q1: What specifications and standardization options are available for bulk orders?
A: We can provide you with standardized HPLC options that are guaranteed to contain specific amounts of key alkaloids (such as THP), and custom ratio extracts (4:1, 10:1) for your particular manufacturing requirements.
Q2: What quality documentation accompanies each batch?
A: A detailed Certificate of Analysis (COA) confirms the HPLC levels of alkaloids, heavy metals, pesticide residues, solvent residues, and microbiological safety in compliance with cGMP standards for every shipment.
Q3: What are the standard packaging options and shelf life?
A: Packaged in fibre drums of 25 kg, lined with two inner food-grade drums. When stored in a cool, dry place out of light, it will keep for 24 months.
Q4: Is this raw material suitable for clean-label and vegan products?
A: Yes. It's derived through gentle water-ethanol extraction, which ensures it can be used for finished product claims that include clean label, plant-based, non-GMO, and allergen-free.
Q5: How does the powder perform in high-speed manufacturing?
A: The powder is processed to the optimal bulk density and particle size, allowing it to flow easily, be dust-free, and not clump in automated encapsulation and tableting.
Please contact us via email at info@scigroundbio.com or fill in the form, and our team will offer you the details of the product, a competitive quote, and professional support to suit your requirements.


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