Shaanxi Sigma Biotech delivers pharmaceutical-grade botanical ingredients backed by over 20 years of manufacturing expertise. Our Pine Bark Extract features OPC content ≥95%, delivered through progressed ethanol extraction in an ISO 9001, ISO 22000, and HACCP-certified office. With USDA Natural certification accessible, 10–20 tons security stock, and 5–7 working days conveyance, we guarantee solid supply for your dietary supplement, corrective, and utilitarian nourishment details. Believe our demonstrated "Innovation + Root" demonstrate for reliable virtue, solid batch-to-batch steadiness, and competitive pricing.
Derived from the bark of sea pine trees, this botanical fixing has picked up around the world acknowledgment for its capable bioactive compounds. The essential dynamic component, Oligomeric Proanthocyanidins (OPC), has a place to a course of powerful cancer prevention agents that bolster numerous wellbeing functions.
Our extraction prepare jam the normal astuteness of these compounds. You get a reddish-brown fine powder that breaks down effortlessly in water, making it culminate for different applications.

The extract contains a rich profile of beneficial ingredients:
This combination creates a synergistic effect that enhances the overall bioactivity of your final products.
| Parameter | Specification |
|---|---|
| Appearance | Reddish brown fine powder |
| Active Ingredient (OPC) | ≥95% |
| Mesh Size | 80 mesh |
| Ash Content | ≤3% |
| Solubility | Soluble in water |
| Extraction Method | Ethanol extraction |
| Certification | USDA Organic, ISO, HACCP |
| Storage | Sealed, cool dry place |
The high OPC content in our Pine Bark Extract works at the cellular level to protect blood vessel integrity. It helps improve microcirculation, supporting healthy blood flow throughout the body. This makes it an excellent ingredient for heart health formulations.
When you incorporate this extract into cosmetic formulations, your customers will appreciate its multiple skin benefits:
The strong antioxidant activity combats free radicals, one of the main contributors to premature aging.
Modern ways of life uncover your clients to different stressors. This botanical fixing gives common anti-inflammatory bolster whereas making a difference keep up solid safe work. It's a profitable expansion to wellness details focusing on by and large vitality.
Our OPC content ≥95% represents one of the highest concentrations available. We achieve this through:
Every batch undergoes rigorous testing before leaving our facility.

We hold multiple internationally recognized certifications:
These aren't just certificates on the wall. They represent our daily commitment to quality control from raw material selection through final delivery.
With 80-mesh particle size and excellent water solubility, our extract integrates seamlessly into various formulations. You'll experience:
Time is money in your business. That's why we maintain substantial stock levels. You won't face long waiting periods or production delays. Our streamlined supply chain means you receive your order within 5–7 working days after confirmation.
Create compelling products targeting:
Available in powder form, it adapts easily to capsules, tablets, or liquid supplements.
The beauty industry values natural, research-backed ingredients. This extract fits perfectly into:
Add functional benefits to:
The good water solubility makes beverage applications particularly straightforward.
We've inherited technical know-how from Ningbo Tianhong Biotechnology, combining it with direct access to Shaanxi's authentic botanical resources. This unique model gives you:
Our modern production facility employs:
This infrastructure ensures we deliver botanical extracts with exceptional purity and stability.
Quality isn't checked at the end – it's built into every step:
We ship worldwide via sea, air, or express services. Our team handles:
You'll always know where your order is and when it will arrive.

Your brand deserves unique products. We offer comprehensive OEM/ODM services:
Whether you need small batches for market testing or large-scale production, we adapt to your requirements.
What are the fundamental dynamic fixings in your extract?
The essential bioactive compounds incorporate proanthocyanidins (OPC ≥95%), flavonoids, phenolic acids, catechins, and epicatechins. These work together to give solid antioxidant movement and different wellbeing benefits.
What certifications can you provide?
We hold ISO 9001, ISO 22000, FSSC 22000, HACCP, and offer USDA Natural certification. We moreover give HALAL and Legitimate certifications to meet differing showcase needs. All certifications are current and accessible for verification.
How rapidly can you deliver?
We keep up security stock of 10–20 tons for quick accessibility. Standard conveyance time is 5–7 working days after arrange affirmation. We bolster ocean, discuss, and express shipping worldwide.
Can you give tests for testing?
Yes, we offer free tests so you can assess quality some time recently setting bigger orders. Contact us with your shipping points of interest and we'll organize test conveyance promptly.
What applications work best for this extract?
It performs superbly in dietary supplements focusing on cardiovascular wellbeing, antioxidant back, and anti-aging. In beauty care products, it's perfect for skin brightening, anti-wrinkle, and defensive details. The great water solvency too makes it appropriate for useful beverages.
Do you offer customization services?
Absolutely. We give adaptable OEM/ODM administrations counting custom extraction proportions, molecule sizes, dose shapes, and bundling. Our specialized group works with you to create items that coordinate your brand vision.
How do you guarantee batch-to-batch consistency?
Our full-process quality control framework screens each generation organize. We utilize standardized extraction parameters, numerous testing focuses, and keep up point by point documentation. This guarantees each group meets indistinguishable specifications.
What makes your extricate diverse from competitors?
Our one of a kind "Innovation + Root" show combines 20+ a long time of fabricating skill with coordinate get to to bona fide crude materials. You get pharmaceutical-grade virtue, competitive estimating, considerable stock accessibility, and quick conveyance – all supported by comprehensive certifications.
Quality botanical ingredients form the foundation of successful products. When you choose Shaanxi Sigma Biotech, you're selecting a partner committed to excellence, transparency, and long-term collaboration.
Our customer-centric approach includes:
Ready to elevate your formulations? Contact us at sarah@sxsigma.com to request samples or discuss your specific Pine Bark Extract requirements today.