Shaanxi LonierHerb Bio-Technology Co., Ltd is one of the most professional manufacturers and suppliers of fucoxanthin seaweed in China, featured by quality products and good price. Please rest assured to wholesale bulk natural fucoxanthin seaweed for sale here from our factory. Contact us for free sample.
Products Description
Fucoxanthin Seaweed is a characteristic pigment found in brown seaweed, belonging to the carotenoid family. It is naturally present in various marine algae and is valued for its antioxidant properties, metabolic support, and overall wellness benefits. It appears as a brownish-yellow to orange fine powder with good flowability, making it suitable for various processing applications. With its unique molecular structure, fucoxanthin has gained increasing attention as a functional ingredient in dietary supplements and personal care formulations.
Our Fucoxanthin Powder is sourced from premium seaweeds such as Laminaria japonica, Undaria pinnatifida, and Sargassum species. . As a fat-soluble ingredient, it is insoluble in water but shows good solubility in organic solvents such as ethanol. We offer stable specifications ranging from 10% to 50%, along with flexible customization options for color, taste, solubility, and content. With strict quality control, consistent supply capacity, and responsive technical support, we support clients with reliable products and efficient service for long-term cooperation.
Other Specification of Brown Algae Extract
|
Item Name |
Specification |
|
Fucoidan Powder |
80% ~ 95% |
|
Kelp Extract |
0.1% 0.5% 1% 10% iodine |
|
Wakame Extract |
5:1,10:1,20:1,50:1 and others |

Specification Sheet
|
Test Items |
Specifications |
Test Methods |
|
Assay |
≥10.0% |
UV |
|
Appearance |
Light Yellow Brown Fine Powder |
Visual |
|
Odor and Taste |
Characteristic |
Organoleptic |
|
Sieve analysis |
90% through 80 mesh |
80 Mesh Screen |
|
Loss on Drying |
≤5.0 % |
105℃/2 hrs |
|
Total Ash |
≤5.0 % |
GB 5009.4-2016 |
|
Bulk Density |
40~60g/100mL |
GB/T 18798.5 |
|
Tap Density |
50~80g/100mL |
GB/T 18798.5 |
|
Lead (Pb) |
∠3.0mg/kg |
ICP-MS |
|
Arsenic (As) |
∠2.0mg/kg |
ICP-MS |
|
Cadmium (Cd) |
∠1.0mg/kg |
ICP-MS |
|
Mercury (Hg) |
∠0.1mg/kg |
ICP-MS |
|
Total Aerobic Count |
≤1000cfu/g |
GB 4789.2 |
|
Yeast and Moulds |
≤100cfu/g |
GB 4789.15 |
|
E-Coli |
Negative |
GB 4789.3 |
|
Salmonella |
Negative |
GB 4789.4 |
|
Staphylococcus Aureus |
Negative |
GB 4789.10 |
What is natural source ?
Fucoxanthin is primarily derived from marine brown algae and certain microalgae, the most common commercial sources include brown seaweeds such as Laminaria japonica, Undaria pinnatifida, and various Sargassum species (e.g., Sargassum fusiforme and Sargassum honeri). These raw materials are widely used in industrial production due to their abundance, stable supply, and cost-effectiveness, making them the preferred choice for large-scale extraction.
In addition to macroalgae, fucoxanthin can also be obtained from microalgae such as diatoms, which are often explored for high-purity or specialized applications. However, due to higher production costs and cultivation complexity, microalgae are typically used in niche segments. Overall, brown seaweed remains the dominant and most practical source of fucoxanthin in the global market, supporting a wide range of applications in nutrition and personal care industries.
Third Party Reports
Independent laboratory guarantee each batch are high quality and qualified, of course, we can arrange Fucoxanthin Free Samples to third party, such as Eurofins, SGS, or your designated laboratory before shipment.

What Can We Do for You ?
✅ Quality Assurance
We deliver extracts with high purity, excellent stability, and full compliance with national quality standards. Every batch undergoes rigorous testing to ensure consistent quality that meets your strict requirements.
✅ Competitive Pricing
Enjoy cost-effective rates paired with exclusive perks for all our clients-new and existing alike. Benefit from our volume-based discount policy: the larger your order, the more favorable your pricing will be.
✅ Efficient and Secure Shipping
We guarantee the fastest, safest delivery by partnering with top-tier professional logistics companies. Rest assured, your goods will be handled with the utmost care and delivered to you on schedule.
✅ Comprehensive After-Sales Support
Dedicated customer service specialists will provide one-on-one assistance until your concerns are fully resolved. Additionally, we offer full-order tracking throughout the entire logistics process, keeping you updated every step of the way.
stomer's requirements before shipments. Of course, even to the laboratory designated by the customers.
Factory Certificate

What is Fucoxanthin application ?
Brown Seaweed Fucoxanthin is a natural marine carotenoid extracted from brown seaweed, widely used in nutritional supplements, functional foods & skincare, with mild, compliant expressions suitable for independent cross-border websites.
1. Dietary Nutritional Supplements
● Supports healthy body composition management, helps maintain steady metabolism and balanced fat metabolism
● Powerful natural antioxidant, neutralizes free radicals, protects cell health and reduces daily oxidative stress
● Assists healthy glucose metabolism and maintains stable metabolic state
● Gentle liver-nourishing nutrient, helps maintain healthy liver fat balance
2. Functional Food and Beverage
● Natural nutritional fortifier, Fucoxanthin Algae can be added to drinks, protein bars, dairy and grain products to upgrade nutritional value
● Safe natural food pigment, provides stable orange-yellow color for food without peculiar smell
● Enhances antioxidant shelf life of finished food products
3. Skincare and Cosmetic Formulations
● Anti-oxidative skin care, resists daily environmental damage and UV-induced skin aging
● Improves skin elasticity, smooths fine dry lines, maintains plump and radiant skin condition
● Balances uneven skin tone, brightens dull complexion and soothes sensitive inflammatory skin
● Natural photoprotective ingredient, strengthens skin barrier against external irritation

Package and delivery Time

Can fucoxanthin Powder really help to lose weight?
Fucoxanthin has been studied for its potential role in supporting weight management, but it's important to keep expectations realistic. Some research suggests it may help regulate fat metabolism and energy use, particularly by influencing how the body stores and burns fat. However, these effects are generally mild and work best when combined with a balanced diet and regular physical activity.
In practical use, Brown Algae Fucoxanthin is more often positioned as a supportive ingredient rather than a standalone solution for weight loss. Its value lies in complementing a healthy lifestyle and being included in well-designed formulations, rather than delivering dramatic results on its own.
Where to buy fucoxanthin Powder ?
★ We are fucoxanthin manufacturer.
★ We guarantee our products are produced in strict according to standard and specification.
★ We are constantly developing more products to meet market demand, if you have any suggestions, please contact us freely.

Our Fucoxanthin Seaweed products can be customized according to your needs, including content, solubility, color, and formulation characteristics. For inquiries, samples, or technical support, please feel free to contact us at any time. Email: info@lonierherb.com Whatsapp/Wechat: +86-13289383216
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