Home › Products › Rosemary Extract Bulk Supplier: 5-25% Carnosic Acid Powder

Rosemary Extract Bulk Supplier: 5-25% Carnosic Acid Powder

Rosmarinus officinalis
Select Specification:
In Stock · Ships in 3–7 days
COA per batch MSDS SGS support EU/US compliance

Product Overview

Standardized Rosemary (Rosmarinus officinalis) Leaf Extract with Carnosic Acid 5% or 25% specifications. Sourced through qualified production partners for food, beverage, and dietary supplement manufacturers.

✉ Request COA via Email Request Free Sample Request Quote

Available Specifications

Per RSM-001 (Verified 2026-09-20):

Specification LevelActive Marker
Rosemary Extract Carnosic Acid 5% (Standard, oil-soluble)HPLC
Rosemary Extract Carnosic Acid 25% (Premium)HPLC
Water-Soluble Rosemary Extract 5% Carnosic AcidHPLC (modified)

Specifications subject to product requirements and destination-market regulations.

Product Overview

Botanical sourceRosmarinus officinalis (rosemary leaf)
Part usedLeaf
Active markerCarnosic Acid (diterpene phenolic antioxidant)
FormYellow-brown to brown powder (or liquid for oil form)
CAS No.3650-09-7 (Carnosic acid)

Technical Specifications

Test ItemSpecificationMethod
AppearanceYellow-brown to brown powderVisual
Odor & TasteCharacteristic rosemaryOrganoleptic
Carnosic Acid Assay≥ 5.0% or ≥ 25.0%HPLC
Loss on Drying≤ 5.0%USP <731>
Heavy Metals (Pb/As/Cd/Hg)≤ 3/1/1/0.1 ppmICP-MS
Total Plate Count≤ 1,000 CFU/gUSP <2021>
Yeast & Mold≤ 100 CFU/gUSP <2021>
E. coli / SalmonellaNegativeUSP <2022>

All specifications subject to product specification and destination-market requirements.

Quality & Documentation

  • Certificate of Analysis (COA) per batch with HPLC verification of Carnosic Acid
  • 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

  • Food & Beverage: Considered for use as natural antioxidant in oils, fats, processed meats, and bakery products.
  • Dietary Supplements: Considered for use in cognitive support and antioxidant formulations.
  • Cosmeceuticals: Considered for use in topical skincare formulations (anti-aging, antioxidant).
  • Functional Food: Suitable for use as natural preservative in functional food products.

Why Source from Nourish Ingredients?

  1. Specification Matching: Two Carnosic Acid levels (5%, 25%) plus water-soluble option for formulation flexibility.
  2. Supplier Verification: Production partners maintain FSSC 22000, BRCGS, EU Organic, USDA Organic certifications.
  3. Sample Comparison: 25-100g samples available for specification evaluation.
  4. Third-Party Testing: SGS verification available for Carnosic Acid, heavy metals, and microbiology.
  5. 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 Carnosic Acid 5% and 25%?

The 5%/25% difference reflects Carnosic Acid content measured via HPLC. 25% is positioned for premium applications requiring high-purity antioxidant. The 5% grade is suitable for general food applications.

Q2: What is Water-Soluble Rosemary Extract?

Water-Soluble Rosemary Extract is a modified form for water-based applications like beverages and clear functional foods. It provides antioxidant properties without the typical rosemary taste.

Q3: Can Rosemary Extract be combined with other antioxidants?

Rosemary Extract is commonly combined with Vitamin C, Vitamin E (mixed tocopherols), and other natural antioxidants for synergistic effects. We recommend consulting with your formulation team.

Q4: What's the regulatory status in the EU?

Rosemary Extract (E392) is permitted as a food antioxidant in the EU. Specific regulatory status depends on intended application and labeling.

Q5: How is Carnosic Acid content measured?

Carnosic Acid content is quantified via HPLC per industry-standard 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 Carnosic Acid content, water-soluble form, 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

Product NameRosemary Extract Bulk Supplier: 5-25% Carnosic Acid Powder
Latin NameRosmarinus officinalis
Main SpecsCarnosic Acid 5% / 25%

Technical Specifications

Industry-standard testing indicators. Values vary by specification grade.

Item Specification Test Method
Appearance Visual
Assay HPLC
Particle Size Sieve
Moisture u2264 5.0% GB/T
Ash u2264 5.0% GB/T
Heavy Metals (Pb) u2264 3 ppm ICP-MS
Heavy Metals (As) u2264 1 ppm ICP-MS
Heavy Metals (Cd) u2264 1 ppm ICP-MS
Heavy Metals (Hg) u2264 0.1 ppm ICP-MS
Total Plate Count u2264 1,000 CFU/g GB
Yeast & Mold u2264 100 CFU/g GB
E. coli Negative GB

Function & Application by Industry

Industry Function Typical Dosage Application Forms
Food
Nutraceutical
Cosmetic
Animal Feed

Our Support

  • ✅ Free sample application (within 5–7 business days)
  • 📦 Multiple specifications available
  • 🔄 Cross-category mixed batch support
  • 🎨 Customized outer packaging
  • 💡 Application & dosage guidance

Packaging & Delivery

Related Products