Custom OEM Herbal Capsules Manufacturers & Factories

Empowering Global Supplement Brands with GMP-Certified Plant-Based Extraction, Scientific Formulation Control, and High-Performance Custom Encapsulation Services.

Global Infrastructure & Manufacturing Excellence

Shanxi Kawsana Health Co., Ltd. stands at the forefront of the global nutraceutical supply chain as a premier, science-driven manufacturer of natural botanical extracts, functional herbal ingredients, and customized health solutions. With over a decade of verified industry expertise, we specialize in transforming raw ecological resources into highly concentrated, bioavailable supplement formulations, providing a robust suite of OEM and ODM services to brand owners in highly regulated markets worldwide.

Strategically located in Shanxi Province, China—a region historically rich in native botanical resources and traditional pharmaceutical cultivation—our infrastructure includes a state-of-the-art, GMP-compliant manufacturing complex covering more than 12,000 square meters. To maintain unparalleled control over ingredient identity, potency, and safety, we operate an integrated 600-square-meter Research & Development (R&D) and Quality Control Center. Our technical facility is staffed by senior phytochemists, biological engineers, and quality analysts who oversee rigorous testing operations using high-performance liquid chromatography (HPLC), gas chromatography (GC), ultraviolet-visible spectrophotometry (UV-Vis), and advanced microbiological plating systems.

By offering fully integrated vertical solutions—ranging from raw agricultural cultivation and extraction optimization to custom capsule compounding, packaging design, and regulatory documentation—we empower brands to scale fast. Today, our products are trusted in over 40 countries and regions across Europe, North America, Latin America, Australia, Southeast Asia, and the Middle East, establishing Shanxi Kawsana Health Co., Ltd. as a cornerstone supplier for global supplement operations.

12K+
SQM GMP Factory
600+
SQM R&D Center
40+
Exporting Countries
10+
Years Industry Authority

Advanced Pharmaceutical-Grade Capsule Manufacturing Steps

Every step in our OEM herbal capsule pipeline is governed by strict ISO, GMP, and Hazard Analysis Critical Control Point (HACCP) protocols to ensure batch-to-batch homogeneity and chemical stability.

Raw Material Dispensing
Raw Material Dispensing
Cleaning and drying equipment
Cleaning & Drying Equipment
Commissioning
System Commissioning
Formula Adjustment
Precision Formula Adjustment
Filling
High-Speed Encapsulation & Filling
Centrifugation
Phytochemical Centrifugation
Protein Content Determination
Protein Content Determination
Airtightness Test
Airtightness & Blister Testing
Plastic Sealing
Hermetic Plastic Sealing
Packing and Sealing
Outer Case Packing & Sealing

Why Source Custom Herbal Capsules from Chinese Factories?

Global sourcing directors are increasingly shifting contract manufacturing operations to specialized Chinese hubs, particularly for botanical capsule formulations. Shanxi Province stands out as a key hub due to three distinct structural advantages:

Integrated Raw Material Ecosystem

Our facility sits near abundant wild and cultivated botanical reserves, lowering transport emissions and guaranteeing freshness. Direct sourcing cuts out middleman costs, stabilizing prices during global market swings.

Advanced High-Throughput Processing

Equipped with computerized high-shear granulators, automatic encapsulation machines (operating up to Size 00 to 4), and continuous band-sealing machinery, our production throughput easily matches large-scale global brand requirements.

E-E-A-T Quality Standard Alignments

Our processes adhere strictly to USP, EP, and local Chinese Pharmacopoeia (ChP) guidelines. We utilize rigorous testing methods (HPLC/GC-MS) to guarantee active compound standardization, heavy metal screening, and pesticide residue verification.

Global Industry Trends & Macro Formulation Solutions

Modern consumers demand more than basic botanical powders; they seek high performance, clear ingredient sources, and verifiable functional benefits. The modern capsule market is currently defined by three critical trends:

  • Clean Label & Vegan Delivery Systems: Consumers are shifting away from traditional bovine gelatin. Our R&D center provides advanced Hypromellose (HPMC) and Pullulan vegan capsules that are naturally non-GMO, gluten-free, and resistant to moisture-induced degradation.
  • Bioavailability Enhancement: Many botanicals are naturally hydrophobic, leading to poor absorption. Our R&D facility utilizes natural matrix carriers and co-solubilizers (such as black pepper extract piperine and functional fibers) to optimize the intestinal absorption rates of active compounds.
  • Synergistic Adaptogen Blends: Single-herb supplements are losing ground to multi-ingredient complexes. We formulate targeted blends that combine adaptogens (like Ashwagandha extract) with immune supporters (such as Yeast Beta-Glucan) and anti-aging agents (such as Spermidine Trihydrochloride) to deliver complete, all-in-one health benefits.

As a modern manufacturer, Shanxi Kawsana Health Co., Ltd. provides comprehensive solutions for these changes, offering custom stability studies, shell-color customization via natural mineral pigments, and delayed-release options for acid-sensitive active ingredients.

Targeted Formulations for Regional Consumer Markets

We design customizable dietary supplements tailored to the unique consumer preferences, legal regulations, and marketing strategies of major global regions.

North America (FDA-Regulated Brands)

High-dose Ashwagandha, Apigenin, and Kava blends targeting stress relief, natural sleep aids, and cognitive enhancement. All formulations are verified via third-party laboratories to match Prop 65 compliance metrics.

European Union (EFSA Compliance)

Strict non-GMO formulations highlighting clean-label ingredients, titanium dioxide-free HPMC capsules, and organic-certified raw botanical powders. We provide complete dossier documentation for rapid product notification.

Asia-Pacific & Middle East Markets

Highly concentrated anti-aging formulations featuring Spermidine, PDRN, and natural skin health complexes. We offer Halal-compliant and vegetarian capsule alternatives to align with regional consumer lifestyles.

Rigorous Quality Assurance & Testing Standards

At Shanxi Kawsana Health Co., Ltd., quality is not just a regulatory obligation—it is the foundation of our business. Our integrated 600-square-meter R&D laboratory runs real-time assays on every manufacturing batch to guarantee consumer safety and ingredient potency.

Testing Parameter Standard Testing Methods Target Quality Standards
Active Marker Potency HPLC / UV-Vis Spectrophotometry Meets or exceeds labeled claims (e.g. 10:1 extract ratios)
Heavy Metals (Pb, As, Hg, Cd) ICP-MS (Inductively Coupled Plasma) < 0.5 ppm Lead (USP / EP limits)
Pesticide Residues GC-MS / LC-MS-MS Screen Compliance with European & FDA standards (Zero Residues)
Microbiological Assay Agar Plate Culturing / PCR Identification Total Plate Count < 1,000 cfu/g, E. Coli & Salmonella Negative
Capsule Disintegration & Dissolution Ph. Eur. & USP Disintegration Apparatus Complete dissolution in < 15 minutes

Prior to shipment, we issue comprehensive documentation packages, including the Certificate of Analysis (CoA), Safety Data Sheets (SDS), allergen declarations, and non-GMO statements, providing complete traceability from harvest to final packaging.

Frequently Asked Questions (OEM Capsule Procurement)

Answers to critical formulation, logistics, and compliance questions from brand owners and sourcing managers.

1. What is the Minimum Order Quantity (MOQ) for custom capsule formulations?
Our baseline MOQ for custom encapsulation is typically 300,000 capsules per run. For standard botanical powders and single-ingredient formulations using in-stock extracts (e.g., Ashwagandha 10:1 or Spirulina), we can offer lower trial runs down to 100,000 capsules depending on packaging requirements.
2. What capsule materials and sizes do you support in your Shanxi facility?
We offer premium animal-derived Gelatin, HPMC (hydroxypropyl methylcellulose) veggie capsules, and Pullulan (tapioca-derived) capsule shells. Our machinery supports shell sizes ranging from 00 (extra large) to 0, 1, 2, 3, and 4, accommodating fill weights from 200mg to over 800mg.
3. How do you prevent cross-contamination in custom formulations?
Our 12,000 sqm GMP facility features segregated manufacturing suites with dedicated cleanrooms. These rooms maintain negative air pressure and are equipped with advanced dust collectors and HVAC filtration systems to prevent cross-contamination during active ingredient processing.
4. Can you handle custom packaging, bottling, and labeling?
Yes, we offer complete private label solutions. Our packaging lines support direct bulk capsule shipments, high-density polyethylene (HDPE) bottling, glass bottling, blister packing (PVC/Alu), and outer retail box carton packing, customized to your design specifications.
5. How long does the manufacturing cycle take from formula approval to shipment?
Standard manufacturing timelines range from 4 to 6 weeks. This timeline includes raw ingredient sourcing and validation (7-14 days), encapsulation processing (5-7 days), testing and quality clearance (3-5 days), and final packaging. Shipping transit times vary by destination.