Botanical Cube Inc. is one of the most professional manufacturers and suppliers of rosemary extract in China, featured by quality products and good price. Please rest assured to wholesale bulk discount rosemary extract from our factory.
Rosemary Extract Supplier for Natural Antioxidant Solutions
Not all Rosemary Extract is developed for the same purpose. Depending on your application, you may need a highly concentrated antioxidant powder for dietary supplements, a clean-label preservative for food, or a rosemary essential oil for cosmetic formulations. Choosing the right extract directly affects product stability, efficacy, shelf life, and production costs.
At Botanical Cube, we supply both Rosemary Extract Powder and Rosemary Essential Oil with multiple active specifications, including Carnosic Acid and Rosmarinic Acid, to support diverse formulation needs. Backed by our own manufacturing facilities, strict quality control, and flexible OEM capabilities, we help brands, manufacturers, and ingredient distributors source consistent rosemary ingredients for long-term commercial supply rather than one-time purchases.

Why Brands Choose Our Rosemary Extract
Whether you're replacing synthetic antioxidants, extending product shelf life, or developing a clean-label formulation, the right rosemary extract should do more than meet a specification. It should perform consistently in real production. We offer both Rosemary Extract Powder and Rosemary Essential Oil, with flexible active compounds and customized solutions for different industries, helping brands reduce formulation risks and simplify sourcing.
| Feature | Botanical Cube Rosemary Extract |
|---|---|
| Available Forms | Powder & Essential Oil |
| Active Compounds | Carnosic Acid, Rosmarinic Acid or Customized |
| Application Flexibility | Food, Dietary Supplements, Cosmetics, Animal Nutrition |
| Custom Specifications | Multiple concentrations to match formulation requirements |
| Manufacturing | In-house extraction, refining and quality control |
| Supply Capability | Bulk supply with stable batch consistency |
| OEM Support | Private Label, Customized Packaging & Documentation |
| Compliance | Halal, Kosher, Organic, ISO, cGMP and other export certifications |
Rosemary Extract is available in both powder and essential oil forms, allowing manufacturers to choose the most suitable ingredient for different production processes. Powder extracts are commonly used in dietary supplements and dry food formulations, while rosemary oil is widely selected for oil-based foods, cosmetics, and natural preservation systems.
Different applications require different rosemary extracts. A high-carnosic acid extract designed for natural antioxidant systems is not necessarily the best choice for a dietary supplement, just as an essential oil serves different functions from a standardized powder extract. We supply both forms with flexible specifications, making it easier to match the ingredient to your formulation instead of adapting your formulation to a single standard product.
COA
| Test Item | Specification | Result |
|---|---|---|
| Product Name | Rosemary Extract Powder | Conforms |
| Botanical Name | Rosmarinus officinalis L. | Conforms |
| Plant Part Used | Leaf | Conforms |
| Active Marker | Carnosic Acid ≥20.0% (HPLC) | 20.43% |
| Appearance | Brown Yellow to Brown Fine Powder | Conforms |
| Odor & Taste | Characteristic | Conforms |
| Identification | TLC Positive | Conforms |
| Particle Size | 95% Pass 80 Mesh | Conforms |
| Loss on Drying | ≤5.0% | 2.76% |
| Ash Content | ≤5.0% | 2.11% |
| Bulk Density | 0.40–0.65 g/ml | 0.53 g/ml |
| Tap Density | 0.55–0.80 g/ml | 0.69 g/ml |
| Residual Solvents | Complies with USP <467> | Conforms |
| Heavy Metals | ≤10 ppm | 4.2 ppm |
| Lead (Pb) | ≤2.0 ppm | 0.28 ppm |
| Arsenic (As) | ≤1.0 ppm | 0.11 ppm |
| Cadmium (Cd) | ≤1.0 ppm | 0.06 ppm |
| Mercury (Hg) | ≤0.1 ppm | 0.01 ppm |
| Total Plate Count | ≤1,000 CFU/g | 180 CFU/g |
| Yeast & Mold | ≤100 CFU/g | 25 CFU/g |
| Coliforms | ≤10 CFU/g | <10 CFU/g |
| Escherichia coli | Negative | Negative |
| Salmonella | Negative /25 g | Negative |
| Staphylococcus aureus | Negative | Negative |
| Pesticide Residues | Meets USP & EU Requirements | Conforms |
| GMO Status | Non-GMO | Conforms |
| Irradiation | Not Irradiated | Conforms |
| Allergens | Free from Major Allergens | Conforms |
| Shelf Life | 24 Months | Conforms |
| Storage | Store in a cool, dry place, protected from heat, light and moisture | Conforms |
| Package | 1 kg / Foil Bag, 25 kg / Fiber Drum | Conforms |
*Note:This COA represents a typical batch of Rosemary Extract Powder standardized to 20% Carnosic Acid. Actual analytical values may vary slightly between production batches while remaining within specification limits.
How We Produce Rosemary Extract
1. Selected Leaves
Fresh rosemary leaves are inspected before production.
2. Targeted Extraction
Water, ethanol or CO₂ extraction matched to different applications.
3. Purification
Multiple filtration steps improve purity and consistency.
4. Standardization
Active compounds are adjusted to the required specification.
5. Low-Temperature Drying
Controlled below 80°C for better product stability.
6. HPLC Verification
Every production batch is tested before packaging.
7. Clean Packaging
Packed in a 100,000-Class Clean Workshop for global shipment.

Common Applications & Recommended Usage
- Edible Oils & Fats - 200–1,000 ppm (Natural antioxidant to improve oxidative stability.)
- Processed Meat Products - 300–800 ppm (Helps reduce lipid oxidation and maintain freshness.)
- Bakery & Snacks - 200–500 ppm (Supports shelf-life extension without affecting flavor.)
- Dietary Supplements - 100–300 mg/day (Standardized rosemary extract for antioxidant support.)
- Functional Beverages - 50–150 mg/serving (Water-soluble grades available for selected formulations.)
- Cosmetics & Personal Care - 0.05–0.5% (Used in creams, lotions, oils and serums.)
- Pet Food & Animal Feed - 150–500 ppm (Natural alternative to synthetic antioxidants.)
Note: The recommended usage depends on the extract type, active specification, local regulations, and final formulation.
Frequently Asked Questions
Q1. What is Rosemary Extract mainly used for?
It is widely used as a natural antioxidant in foods, dietary supplements, cosmetics, and animal nutrition to improve product stability.
Q2. Can Rosemary Extract replace synthetic antioxidants?
Yes. Many brands use rosemary extract to replace BHA, BHT, or TBHQ in clean-label formulations, depending on the application.
Q3. Which specification should I choose?
For food preservation, high Carnosic Acid extracts are commonly preferred. For dietary supplements, both Carnosic Acid and Rosmarinic Acid specifications are widely used.
Q4. Is Rosemary Extract available in both powder and oil forms?
Yes. Powder is commonly used in capsules, tablets, and dry blends, while oil-soluble rosemary extract is suitable for edible oils, fats, and oil-based formulations.
Q5. Does Rosemary Extract affect the taste or color of the final product?
At recommended usage levels, properly selected specifications have minimal impact on flavor or appearance in most formulations.
Q6. Is Rosemary Extract heat stable?
Yes. It offers good processing stability and is suitable for most common food manufacturing conditions, although performance depends on the formulation and processing temperature.
Ready to Source Rosemary Extract?
Finding the right supplier is about more than meeting a specification. Consistent quality, reliable documentation, and stable supply are just as important for long-term production. We offer Rosemary Extract Powder and Rosemary Essential Oil with flexible specifications, bulk packaging, and export-ready documentation to support your business.For pricing, samples, or technical information, please contact sales@botanicalcube.com.
Hot Tags: Rosemary Extract, Rosemary Extract Powder, Rosemary Essential Oil, Rosemary Extract Supplier, Rosemary Extract Manufacturer, China Rosemary Extract, Bulk Rosemary Extract, Natural Antioxidant, Carnosic Acid, Rosmarinic Acid, Food Antioxidant, Rosemary Extract Factory, Rosemary Extract OEM, Rosemary Extract Wholesale, Botanical Extract Supplier

















