Pure carotene powder is generally understood as β-carotene supplied in a highly purified form. Most commercial grades are produced through controlled microbial fermentation using Blakeslea trispora, a well-established source known for stable carotene production. After fermentation, the material goes through extraction, purification, and standardization steps to reach a consistent assay level, resulting in an orange to reddish-orange powder suitable for formulation work.
From a formulation perspective, β-carotene is typically treated as a provitamin A component and nutritional carotenoid, rather than a finished consumer-facing product. It is commonly used in dietary supplements, functional foods, and premix systems where clear specification, stable content, and predictable behavior during processing are required. In most cases, formulators focus more on compatibility and consistency than on high inclusion levels.
At Shaanxi Medibridge Biotech Co., Ltd., this ingredient is supplied with a strong emphasis on batch-to-batch consistency and specification control. Assay levels can be customized according to formulation needs, and each batch is supported by standard quality documentation such as COA and MSDS. The material is provided for long-term B2B supply, with options for bulk delivery and OEM services to support stable integration into different product development pipelines.

COA
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Product Name |
CAS Number |
Batch Number |
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pure carotene powder |
7235-40-7 |
MB2601121030 |
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Manufacturer Date |
Analysis Date |
Expiry Date |
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2026-01-12 |
2026-01-13 |
2028-01-11 |
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Sample Qty Base |
Packing |
Test Method |
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300KGS |
25kg/drum |
HPLC |
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Item |
Standard |
Results |
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Aρpearance |
Orange Yellow Powder |
Conforms |
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Odor |
Characteristic |
Conforms |
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Assay |
≥98% |
98.29% |
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Particle size |
100% pass 80 mesh |
Conforms |
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Ash |
≤5.0% |
1.27% |
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Loss on drying |
≤5.0% |
3.24% |
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Heavy Metals |
≤10ppm |
Conforms |
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As |
≤1ppm |
Conforms |
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Pb |
≤1ppm |
Conforms |
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Hg |
≤0.1ppm |
Conforms |
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Cd |
≤1ppm |
Conforms |
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Total Plate Count |
≤1000cfu/g |
Conforms |
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Yeast & Mold |
≤100cfu/g |
Conforms |
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Salmonella |
Negative |
Negative |
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E.Coli |
Negative |
Negative |
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Staphlococcus Aureus |
Negative |
Negative |
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Storage |
Store in cool & dry place. keep away from strong light and heat |
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Conclusion |
The batch conforms to the IN-HOUSE standard |
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Key Benefits
High Purity Control
This material is supplied as ≥98% β-carotene, which makes it much easier to work with during formulation. You know exactly what you're adding into the formula, and the dosage stays clear and predictable from batch to batch.
Provitamin A Role
In many supplement and food formulas, β-carotene is chosen as a provitamin A ingredient rather than a finished vitamin. It gives formulators more flexibility when balancing nutritional targets, especially in multi-ingredient systems.
Formulation Friendly
This material is mainly used for oil-based systems, premixes, and compound formulas, where stability and compatibility matter more than marketing claims. Its behavior during blending and processing is familiar to most formulation teams, which helps reduce trial-and-error work.
Supply Consistency
For commercial use, consistency often matters more than novelty. Pure carotene powder with a controlled assay supports standardized production, repeat orders, and long-term planning, which is why it's widely used in mature supplement and functional food projects.

Typical Application Areas
Dietary Supplements
This material is widely used in supplement formulas such as capsules, tablets, and softgels. In these products, it is mainly added as a controlled β-carotene ingredient, where purity, dosage accuracy, and batch consistency are more important than strong functional claims.
Functional Foods
In functional food applications, β-carotene is often included for its nutritional role and natural color contribution. Formulators typically focus on how well it fits into the overall recipe, especially in oil-based or fortified food systems that require stable and predictable ingredient behavior.
Nutritional Premixes
β-Carotene powder is also commonly used in vitamin and mineral premixes, where multiple nutrients are blended together before further processing. Its defined purity and compatibility make it easier to integrate into standardized premix formulations without complicating production.

Classic Formulation Reference
Supplement Formula Example
In dietary supplement development, β-Carotene powder is often used as part of a vitamin-focused blend rather than as a standalone ingredient. A typical formulation may combine β-carotene with other fat-soluble vitamins such as vitamin E or vitamin D, along with suitable carriers or oils to support uniform distribution within the system.
Functional Food Blend
For functional food applications, β-Carotene powder is commonly incorporated into oil-based or fortified food matrices. It is usually added during the blending stage together with other nutritional components, where formulation teams focus on dispersion, color uniformity, and compatibility with the overall recipe rather than high inclusion levels.
Premix-Based Systems
In premix production, β-carotene is often included at a controlled dosage level alongside vitamins, minerals, and other micronutrients. These premixes are then used as intermediate ingredients for further processing, making consistency, flowability, and batch-to-batch stability key considerations during formulation design.

Formulation & Use Considerations
Oil-Based Systems
This material is most commonly applied in oil-based or lipid-containing systems, where dispersion and stability are easier to manage. Formulators usually focus on achieving even distribution during blending rather than high loading levels.
Blending Process
During formulation, β-carotene is typically introduced at the mixing or premix stage together with other compatible ingredients. Gentle and uniform blending helps maintain consistency across batches, especially in compound formulations.
Stability Handling
Like most carotenoids, β-carotene is sensitive to certain processing conditions. In practical use, attention is usually given to light exposure, temperature, and oxidation control during formulation and handling, rather than relying on post-processing adjustments.
Storage Practices
For routine storage, β-Carotene powder is generally kept in sealed containers under cool, dry conditions. These common handling practices help maintain product stability during transportation, storage, and long-term supply cycles.

Why Choose Us
Our pure carotene powder is produced through a controlled fermentation process using Blakeslea trispora, which allows for a stable and reliable raw material source without seasonal variation. The focus throughout production is on maintaining consistent quality and clear specifications, especially for high-purity β-carotene at ≥98%, with assay levels adjustable to meet different formulation requirements. This approach helps ensure that what customers receive remains consistent across batches and suitable for long-term formulation planning.
At Shaanxi Medibridge Biotech Co., Ltd., we place strong emphasis on practical supply support rather than short-term promotion. Each batch is supplied with standard documentation such as COA and MSDS, and materials are managed with traceability in mind. In addition to bulk raw material supply, we also support OEM services including capsule filling and powder blending, allowing customers to move from formulation development to commercial production with a stable and predictable supply partner.

FAQ
Q: What is carotene powder used for?
A: Carotene powder is mainly used as a nutritional and formulation ingredient in supplements, functional foods, and premix systems.
Q: What is carrot powder good for?
A: Carrot powder is typically used as a food ingredient for color, flavor, and natural vegetable content rather than as a purified carotene source.
Q: Which food has high carotene?
A: Foods such as carrots, sweet potatoes, pumpkins, and leafy green vegetables naturally contain higher levels of carotene.
Q: What does carotene do in skincare?
A: In skincare formulations, carotene is mainly used as a supporting antioxidant ingredient rather than a primary active component.
Q: Is carotene good for health?
A: Carotene is widely used in nutritional products as a provitamin A source, with its role defined by formulation and dietary context.
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