| HS Code | 626513 |
| Inci Name | Rosmarinus Officinalis Leaf Extract |
| Active Component | Rosmarinic Acid |
| Source | Rosemary plant leaves |
| Appearance | Yellow to brown powder or liquid |
| Solubility | Soluble in water and alcohol |
| Antioxidant Properties | High |
| Anti Inflammatory Properties | Present |
| Common Uses | Cosmetics, skincare, food preservation |
| Preservative Effect | Yes |
| Stability | Relatively stable under normal conditions |
| Odor | Characteristic herbal aroma |
| Ph Range | 3.5-6.5 |
| Shelf Life | 12-24 months |
| Allergen Potential | Low |
| Extraction Method | Solvent extraction |
As an accredited Rosmarinus Officinalis Leaf Extract, Rosmarinic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Amber glass bottle, 100 ml, with tamper-evident cap; white label displays "Rosmarinus Officinalis Leaf Extract (Rosmarinic Acid)" and batch details. |
| Shipping | The shipping of Rosmarinus Officinalis Leaf Extract (Rosmarinic Acid) is conducted in tightly sealed, food-grade containers to preserve quality and prevent contamination. The product is transported under cool, dry conditions, safeguarded from direct sunlight and moisture, and complies with international chemical shipping regulations and labeling requirements for safe delivery. |
| Storage | Rosmarinus Officinalis Leaf Extract (Rosmarinic Acid) should be stored in a cool, dry, and well-ventilated area away from direct sunlight, heat sources, and moisture. Keep the container tightly closed when not in use. Avoid exposure to air to prevent oxidation, and store it in an opaque or dark container to maintain stability and potency. Suitable storage temperature is typically below 25°C. |
As a dedicated producer of Rosmarinus Officinalis Leaf Extract standardized for rosmarinic acid content, we supply pharmaceutical, food, personal care, and feed manufacturers worldwide. Below, we outline proven downstream industrial application scenarios with practical guidance regarding compliance frameworks, incorporation steps, recommended formulation ratios, and the range of finished commercial products.
Leading pharmaceutical companies utilize standardized rosmarinic acid extract in the formulation of oral solid dosage forms, such as capsules and coated tablets, to support anti-inflammatory and antioxidative indications. These products require compliance with pharmacopeial specifications for botanical extracts and tightly controlled analytical profiles of active components. Our extract integrates during the blending stage of granulation, allowing for a uniform active content prior to compression or encapsulation. Formulators adjust the concentration between 50–150 mg of rosmarinic acid per tablet or capsule, tailored by daily dosage requirements and specific clinical endpoints. Final products range from prescription anti-inflammatory preparations to over-the-counter phytotherapeutic supplements.
Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
Hanufacturers in the edible oil, margarine, and snack food sectors incorporate rosmarinic acid-rich rosemary extract to extend shelf life by inhibiting lipid oxidation. Usage complies with regional food additive approvals and is typically quantified based on fat content to ensure both efficacy and flavor neutrality. The extract is introduced during the filtration or emulsification step, depending on the process, with dosage informed by active antioxidant equivalence studies—generally 100–400 ppm rosmarinic acid. Consumers ultimately benefit from salad oils, fried snacks, and spreads with delayed rancidity and enhanced freshness retention.
Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
Major personal care producers integrate rosemary leaf extract standardized for rosmarinic acid in water-based and emulsion-type products for skin protection. The ingredient addresses oxidative stress and supports skin barrier maintenance, subject to cosmetic ingredient regulatory listings and toxicological safety evaluations in end markets. Typical inclusion levels range from 0.1% to 0.5% of active extract by weight, balanced to achieve desired technical performance without destabilizing formulations. Incorporation occurs during the cooling phase of emulsification or at the solubilization step, depending on the product matrix, with micro and stability testing performed on final batches. Commercial outputs primarily comprise antioxidant facial serums, anti-aging creams, and after-sun gels.
Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
In the feed manufacturing sector, producers employ rosemary extract high in rosmarinic acid as a functional additive for the preservation of feeds, prevention of oxidation in high-fat formulations, and support of animal health parameters. Regulatory acceptance varies by region, requiring specific approvals as a feed additive and careful adherence to established maximum inclusion rates. Feed formulators dose between 60–250 mg/kg feed, depending on lipid matrix and intended shelf life, and typically add the extract post-pelleting or during fat coating steps. The result is compound feeds, pet kibbles, and fish diets with extended oxidative stability and minimized off-flavors.
Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
Industrial beverage producers formulate functional herbal drinks by incorporating standardized rosemary extract to provide antioxidant support and characteristic herbal notes. The material must satisfy food additive directives and permitted novel food ingredient listings in target jurisdictions. Usage typically ranges from 50–200 mg/L of extract for ready-to-drink beverages, balancing declared label claims with acceptable taste profiles. The extract is solubilized and filtered into the beverage matrix during cold blending before pasteurization, with process controls ensuring consistent distribution without sedimentation. The downstream industry delivers functional soft drinks, antioxidant teas, and fortified bottled waters to health-focused markets.
Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
Competitive Rosmarinus Officinalis Leaf Extract, Rosmarinic Acid prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to admin@ascent-chem.com.
We will respond to you as soon as possible.
Tel: +8615365186327
Email: admin@ascent-chem.com
Flexible payment, competitive price, premium service - Inquire now!
As a manufacturer with hands in every stage of production, we know the depth of effort needed to create true quality. Our Rosmarinus officinalis leaf extract, standardized for rosmarinic acid, starts where agriculture and chemistry intersect—fields and processing plants, not boardrooms or generic supply lists. We draw our rosemary from partners we’ve known for many years, never relying on anonymous brokers. Sourcing isn’t the end but the root. Healthy soil, predictable rainfall, careful post-harvest handling—these details set the baseline for every batch. Years ago, we learned that poorly farmed rosemary, rushed through drying and storage, always yields lackluster extracts with inconsistent profiles. We invest time and monitoring in farms long before extraction begins.
Extraction equipment matters, but wisdom gained from hundreds of production cycles weighs just as much. We work using water-ethanol systems at defined temperatures, slowly drawing out the active polyphenols without burning off volatile compounds or dragging in unwanted byproducts. We adjust parameters batch by batch, based on the natural color, aroma, and hint of bitterness unique to each season’s crop. Our engineering doesn’t come from a manual; it comes from long study and continual feedback from clients in food, cosmetics, and nutraceuticals. A lab can chase numbers all day, but only deep familiarity produces reliably excellent extracts year upon year.
Rosmarinic acid stands as the chief active component in rosemary leaf, and too often people overlook the impact of minor details in its measurement. We do not trust simple colorimetric tests or “natural equivalence” estimates. Instead, we apply HPLC as our standard, and every production run gets tested at multiple checkpoints, not just one certification at the end. We guarantee content levels by weight, typically 5%, 10%, or custom strengths, not just “not less than” claims. Consistency from drum to drum—this comes from refusing to blend subpar materials or push yield over quality.
For applications in food preservation, the phenolic fingerprint of rosmarinic acid makes a difference in shelf life and resistance against rancidity. In nutraceuticals, precise quantification protects label claims and scientific support. Our history working alongside regulators on labeling and permissible uses means our documentation is trusted rather than just “compliant.”
In the market, rosemary extracts often get lumped together as if one sample matches another. We’ve seen ingredient buyers make decisions on nothing more than a “minimum percentage” on a datasheet. This approach ignores the lived reality of formulation. Extracts with the same stated rosmarinic acid content show different physical properties, solubility, color, and even aroma. Unseen remaining solvents, heavy metals, or bioburden can change how an extract performs—details that come only from methodical testing and regular improvement.
Our experience has taught us that particle size changes dispersibility in powdered mixes, and water content alters shelf stability, clump risk, and ease of blending. We sell our extract as a fine, free-flowing powder and, where liquid delivery offers better integration, as a concentrated viscous solution. Every physical property receives attention, triggered by user feedback and our own curiosity to see what can be improved with each batch. Our technical documents do lay out moisture and purity figures, but real quality begins with how an ingredient performs in your hands.
Rosmarinic acid finds its way into products as an antioxidant, anti-inflammatory, and natural preservative. Our food manufacturing customers, working on shelf-stable meats, baked goods, and cooking oils, value how our extract slows oxidation and color loss without adding unwanted flavors. Food scientists return to our plant with their actual production questions—how will this extract handle high-temperature extrusion, does it cloud clear beverages, does it survive pasteurization?
Cosmetic houses use our rosemary extract for its soothing, skin-calming properties and antioxidant shield. They need batch-to-batch clarity so they can count on color, odor, and actives staying within target ranges. We discuss stability under UV exposure or high-impact emulsifying, setting process tolerances aligned to those needs. With direct connection to our development teams, we see problems long before competitors who sit many links up the supply chain.
Dietary supplement designers care less about shelf life, more about measurable content for capsule or tablet blend. Our extract travels through their manufacturing processes, with documentation formatted for North American, European, and Asian requirements. Because we work with them through technical support, we often adapt extraction, drying, or milling steps to complement their unique challenges—high-speed tablet presses, delayed-release capsules, or custom blends.
Markets abound in rosemary extracts—each promising purity, origin, and activity. Many rely on bulk general-purpose rosemary from indistinct growers, with solvent residues over or just at the legal threshold. These extracts arrive with broad batch tolerances, matching paperwork rather than true values. Over the years, we’ve had to clean up many customers’ recipes after poorly standardized materials failed to protect their product quality.
In contrast to the commodity trade, we key into total polyphenol profile—screening not just for rosmarinic acid but for carnosic acid, carnosol, and other marker compounds. This broadens both the antioxidant utility and reduces negative flavor notes, a critical point for clean-label foods and drinks. We don’t have to rely on flavor masking or high dosages that would otherwise bring bitterness or color muddiness.
Our process delivers extracts with tightly controlled microbiological counts, often passing stricter thresholds than the general regulatory limit. Preservative power shouldn’t come at the expense of safety; we build scheduled cleaning and sterilization into our system. Plausible issues—yeast or bacteria spikes after transport—get tracked, not ignored or hidden behind paperwork.
Working on our lines, it’s immediately clear how attention to extraction parameters and harvest timing produce unique outcomes. A single week’s difference in harvest can change rosmarinic acid by several percent. Unmonitored moisture during drying easily leads to fungal growth, off-odors, or loss of precious actives. Extractors running without careful calibration end up with high PEG, phthalate, or unkown residual solvents, sometimes flagged years later in downstream product recalls.
We track every lot from vine to vial, each production lot linked to an auditable record of solvent usage, polyphenol spectrum, and foreign substance absence. Our technical staff doesn’t just file reports, but samples tail-end drums and exerts judgment before a lot is greenlit. Feedback loops from R&D and customer extractions mean process errors get caught and permanently corrected.
Inferior extracts often come out with broad-range potencies—“3-7% rosmarinic acid”—but with variable flavor, solubility, or shelf life. Fixes for this usually involve artificial stabilizers or colorants, which defeat the intent to create “natural” formulations. Our consistency means customers don’t reformulate each time they order.
Agricultural raw material is only as good as the ground it comes from. We visit growers, verify crop rotations, inspect pest management, and work to support soil recovery on exhausted plots. We trace our rosemary back to the field, batch by batch. There is no swapping or relabeling—each extract comes with a full origin and processing record.
We generate less waste by optimizing extraction yields and capturing water and solvent streams for recycling. We fund composting of spent rosemary biomass, returning nutrients to the soil and cutting landfill dependence. From our perspective, stewardship isn’t marketing. Efficient use of everything from solvent to packaging lowers our costs and our environmental load.
Rosmarinic acid’s health and preservative potential has drawn attention for decades. Peer-reviewed work supports its antioxidant and anti-inflammatory effects. We test our extracts not just internally but through periodic external labs, verifying our data against third-party results. Since many customers use our ingredients to support health claims, we maintain a repository of up-to-date scientific evidence, available for regulatory review or new product innovation.
For regulatory compliance, every lot comes with a full contaminant screen for pesticides, heavy metals, microbial load, and solvent residues. Our staff stays current on shifting legal requirements worldwide—be it California Prop 65, EU food additive rules, or Asian cosmetic ingredient limits. We make results accessible, with no buried footnotes or hard-to-read charts, so formulators have the facts at hand.
Direct production also means tailored solutions. We see patterns—customers needing spray-dried, flowing powders for beverages, viscous concentrates for sauces or softgels. We work directly with clients’ technicians, reformulating and retesting as process lines modernize.
Sometimes, a bakery customer sends in product leftovers for us to analyze shelf-life improvements after a recipe tweak. Other times, supplement brands bring early-stage tablets and ask for advice on herbal interactions or masking bitterness. Because our teams work on-site, solutions happen quickly instead of getting lost in distributor confusion or multi-level bureaucracy. Real-world use shapes our process upgrades every year.
Through the years, we notice the difference steady partnerships make. Clients who return year after year trust our ability to adapt as regulations move or markets demand fresher, more transparent sourcing. Ingredient buyers may chase the cheapest price, but product developers return for predictably high-performing extracts and support for new claims.
The time we spend listening to customer feedback, walking fields with farmers, and refining our extraction for clarity, aroma, and polyphenol stability, translates into higher-value products for everyone. A client with a single, persistent quality issue may spark a production-line upgrade that benefits our entire portfolio. Mistakes aren’t swept away—they get studied and prevented for future cycles.
Rosmarinus officinalis leaf extract, standardized for rosmarinic acid, earns respect from customers across industries due to the blend of scientific rigor, fieldwork, and process experience. From food to cosmetics to supplements, clients need not just paperwork but reliability in every delivered drum or box. What makes our rosemary extract stand apart isn’t only the measured content of its primary acid; it’s the legacy of thoughtful farming, careful process control, and continual, responsive improvement that underpins each batch.
Extracting value that endures through stability, aroma, color, and performance, our team’s focus remains practical: delivering a product that behaves as customers expect, with the documentation, traceability, and support demanded in modern ingredient supply chains. Much more than a commodity, our rosemary extract stands as a testament to the value of direct production and grounded expertise.
