Xi'an Hj Herb Biotechnology Co., Ltd. is one of the leading manufacturers and suppliers of high-purity astaxanthin in China. The company offers high quality customized products with reasonable price for customers around the world. Welcome to wholesale bulk high-purity astaxanthin in stock here from our factory. Contact us for free sample.
Contact us for inquiry and certifications and for free sample. Email:info@hjagrifeed.com
What is High-Purity Astaxanthin?
High-Purity Astaxanthin is a premium red carotenoid known for its strong antioxidant properties. It is commonly derived from astaxanthin-rich microalgae such as Haematococcus pluvialis and is widely used in animal nutrition, aquaculture, pet food, dietary supplements, and functional products.
High-Purity Astaxanthin helps provide antioxidant support and natural pigmentation, making it a valuable ingredient for modern nutritional formulations. It can be incorporated into dry, extruded, and wet pet food and is suitable for products formulated for cats, dogs, fish, shrimp, and other animals.

High-Purity Astaxanthin Specification
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Product Name |
High-Purity Astaxanthin Manufacturer |
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Botanical Latin Name |
Haematococcus Pluvialis Powder | |
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Plant Part |
Whole plant |
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Item |
Specification |
Test Method |
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Physical & Chemical Control |
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Appearance |
Dark Red Fine Powder |
Visual |
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Odor&Taste |
Characteristic |
Organoleptic |
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Essay |
Astaxanthin ≥ 2% |
UV |
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Particle Size |
95% Pass 80 Mesh |
Mesh Screen |
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Identification |
Positive |
UV |
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Loss on Drying |
≤5.0% |
CP2020 |
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Residue on Ignition |
≤5.0% |
CP2020 |
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Heavy Metals |
||
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Lead(Pb) |
NMT3ppm |
CP2020 |
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Arsenic (As) |
NMT2ppm |
CP2020 |
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Mercury(Hg) |
NMT0.1ppm |
CP2020 |
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Cadmium(Cd) |
NMT1ppm |
CP2020 |
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Microbiology Control |
||
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Total Plate Count |
NMT10000cfu/g |
CP2020 |
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Total Yeast & Mold |
NMT300cfu/g |
CP2020 |
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E. coli |
Negative |
CP2020 |
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Salmonella |
Negative |
CP2020 |
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Staphylococcus |
Negative |
CP2020 |

High-Purity Astaxanthin Benefits
High-Purity Astaxanthin is a premium carotenoid ingredient valued for its antioxidant activity, natural red pigmentation, and versatility in animal nutrition and dietary supplement formulations.
Key Benefits
- Powerful Antioxidant – Helps protect cells from oxidative stress caused by free radicals.
- Natural Red Pigment – Provides natural coloration to feed and nutritional products.
- Immune Support – Helps support normal immune function and overall animal health.
- Supports Vitality – Contributes to overall wellness and resilience.
- High-Purity Ingredient – Ideal for premium feed, pet nutrition, and supplement formulations.
- Easy to Formulate – Suitable for dry, wet, and extruded product applications.

High-Purity Astaxanthin Applications
- Aquaculture Feed – Used in shrimp, salmon, trout, ornamental fish, and other aquatic animal feeds.
- Pet Food – Added to dog and cat food, treats, and nutritional supplements.
- Poultry Feed – Incorporated into poultry diets as a natural carotenoid and antioxidant ingredient.
- Livestock Nutrition – Used in cattle, swine, and other animal feed formulations.
- Feed Premixes – Added to functional feed blends, premixes, and specialty nutritional products.
- Dietary Supplements – Used in capsules, softgels, powders, and other antioxidant-focused nutritional formulations.

Company Qualifications and Certificates
Hjherb Biotech Certificates
At HJHERB Biotechnology, we are committed to providing specialized nutraceutical and functional benefits to nutraceuticals, Pet food, and organic agriculture. we pride ourselves on our science-based, solution-focused approach to animal feed. Our ISO 9001 certification ensures that we conform to world-class standards, guaranteeing consistent quality and stable compounds. We have a professional staff of natural product chemists, pharmacognosists, microbiologists, and herbalists who work tirelessly to ensure that we deliver quality products to our customers.

HJHERB biotech factory
We take pride in our rigorous research and development process, which focuses on sourcing the finest natural ingredients to create innovative and effective High-Purity Astaxanthin. Our team of experts works tirelessly to ensure that our products meet the highest standards of quality, safety, and efficacy. We conduct extensive research to find new and innovative ways to enhance animal health and productivity while reducing the environmental impact of animal agriculture.
Xi'an HJ HERB Biotechnology Co., Ltd. manufactures and supplies over 500 natural ingredients for the animal nutrition, agriculture, and industrial industries. Our product range includes natural feed additives, botanical pesticide additives, natural fertilizers additives, and botanical extracts for poultry, swine, ruminants, aquaculture, pet food, and crop nutrition.
With over 15 years of manufacturing experience, we have established a fully integrated production system that covers raw material sourcing, industrial manufacturing, quality testing, and final product packaging.

HJHERB biotech LAB
HJHERB biotech company controls all stages of research development, industrial manufacturing, testing, application laboratories, and quality assurance processes. Our analytic chemists use advanced detection methods such as HPLC, UV, TLC, and Microbiology to guarantee botanical quality, integrity, and purity. We are dedicated to providing the High-Purity Astaxanthin with caring and dedicated customer service and support. Our team appreciates your trust in our products, and we look forward to our continued success together. Please contact us for any additional information, technical documents, price quotations, samples, or any other assistance you may require.

HJHERB biotech Team
We believe that by promoting animal health and reducing environmental impacts, we can create a brighter future for the livestock and aquaculture industry. Our commitment to providing eco-friendly, high-quality solutions to our customers is rooted in our passion and care for animals. Our team is always ready to provide technical support, answer your questions, and provide customized solutions for your business.

Our warehouse
HJ HERB maintains a well-organized warehouse with sufficient inventory to support fast order processing and reliable global distribution. Our warehouse follows strict storage and inventory management practices to preserve product quality, stability, and traceability. With efficient logistics and flexible stock management, we can fulfill both small and bulk orders while ensuring timely delivery for customers worldwide.

Package
High-Purity Astaxanthin: packaged in multi-layer kraft paper bag with food grade PE inner bag, net 25kg/bag. (Other packaging types are available on requests)
Shelf life
High-Purity Astaxanthin: 24 months.
Storage conditions
High-Purity Astaxanthin should be stored in airtight container in a cool and dry place below 40℃ and relative humidity less then 70%. product should be reevaluated if it exceeds expiration date.

Request Samples, Pricing & Technical Documents
Looking for a reliable High-Purity Astaxanthin manufacturer with competitive factory pricing and dependable global supply? HJHERB BIOTECH provides high-purity veterinary-grade Ivermectin Powder for pharmaceutical manufacturers, distributors, and animal health companies worldwide.
We offer 10–30 g free samples for product evaluation, flexible bulk supply, OEM manufacturing, private labeling, and customized packaging. To support fast order fulfillment, we maintain inventory in our US warehouse and provide complete technical documentation, including COA, MSDS, product specifications, and third-party test reports with every order.
Whether you need a long-term manufacturing partner or a trusted bulk supplier, our experienced team is ready to provide competitive quotations, technical support, and customized solutions for your business.
To add this branded ingredient to your final product. Email: info@hjagrifeed.com
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