Product Introduction
Fucoidan Extract Powder is a water-soluble polysaccharide composed of fucose containing sulfate groups, which mainly present in the mucus of brown algae (such as kelp, wakame ), and produced through a gentle water-extraction and advanced purification process, preserving the integrity and stability of key components. With multi-stage membrane separation and strict quality control, the product offers excellent solubility and batch-to-batch consistency. We provide a wide range of specifications (10%–95%) to meet diverse formulation needs, along with flexible customization and reliable supply capacity.
In recent years, Fucoidan Powder has been widely studied for its diverse biological properties. Research indicates that it offers multiple functional benefits, including antioxidant activity, immune support, gastrointestinal health support, and overall wellness enhancement. It is also valued for its role in maintaining normal physiological balance and supporting daily health.
Widely used in functional foods, dietary supplements, and personal care formulations, this ingredient shows strong compatibility and processing stability. With years of manufacturing experience, LonierHerb ensures full traceability from raw material sourcing to final delivery. We support clients with fast technical feedback, customized packaging solutions, and efficient global logistics, helping accelerate product development and market entry.
Brief Information
|
Product Name |
Fucoidan Powder |
|
Assay |
80%, 85%, 90%, 95% |
|
Test Method |
UV |
|
Apperance |
Off-white or White Fine Powder |
|
CAS No. |
9072-19-9 |
|
Source |
Laminaria japonica, Undaria pinnatifida and Cladosiphono kamuranus. |
|
Solubility |
Soluble in water and and form a viscous solution |
|
Package |
25Kg/Drum |

What is Fucoidan main application ?
Fucoidan extract is available in a purity range of 5% to 95%, which can be precisely matched to different application scenarios:
1)Low Purity Grade (5%~30%): Featuring cost-effectiveness as its core advantage, it is suitable for scenarios with low requirements for active ingredients, such as pet functional food and feed additives for livestock, poultry, and aquatic products. It can meet basic functional needs while controlling costs;
2)Medium Purity Grade (30%~85%): Achieving a balance between active ingredients and cost, it is widely applicable to general cosmetics (e.g., moisturizing lotions, daily toners) and basic dietary supplements. It can not only realize regular functions such as moisturizing and intestinal regulation but also adapt to large-scale production needs;
3)High Purity Grade (≥85%): With stable sulfation degree and excellent biological activity, it is designed exclusively for high-end scenarios, including premium cosmetics (e.g., anti-aging serums, repair masks), pharmaceutical R&D intermediates, and special functional foods (e.g., Helicobacter pylori prevention products).
Technical Data Sheet
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Test Items |
Specifications |
Test Methods |
|
Assay |
≥95.0% Fucoidan |
UV |
|
≥20.0% Organic SO4 2- |
BGT16484.12-2006 |
|
|
≤31.0% Alginic Acid |
Seaweed Chemical |
|
|
≥70.0% Carbohydrate |
Seaweed Chemical |
|
|
≥23.0% L-Fucose |
Seaweed Chemical |
|
|
Appearance |
White 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 |
|
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 |
Raw Material Source
Brown algae are low-level marine plants , the most common is kelp. China is a big country in seaweed production and consumption, and algae resources are abundant. There are 41,000 km2 of kelp aquaculture area , with an annual output of more than 840,000 t, which has formed a seaweed industry that includes breeding, breeding, food processing, algae chemicals and biological product development.
At present, fucoidan is mainly extracted from brown algae such as kelp, seaweed, Ascophyllum algae, wakame, Sargassum fusiforme, sargassum, rope algae, and Fucus algae.
Test Reports by Third Laboratory
We have cooperateed with other famous third-party laboratories, such as Eurofins, SGS , we can arrange Fucoidan Powder Free Samples to reinspect according to customer's requirements before shipments. Of course, even to the laboratory designated by the customers.

What is Fucoidan Benefits?
1) Immune Regulation
By activating immune cells such as macrophages, T lymphocytes, and B lymphocytes, it promotes the secretion of cytokines, regulating the balance of the immune system. This enhances the body's resistance to pathogens while avoiding excessive immune responses.
2) Regulation of Blood Lipids and Blood Pressure
Fucoidan seaweed lowers the levels of low-density lipoprotein and triglycerides in the blood, reducing the formation of atherosclerotic plaques; at the same time, it improves vascular endothelial function, dilates blood vessels, and assists in regulating blood pressure.
3) Regulation of Gut Microbiota and Promotion of Digestion
As a gut probiotic, it promotes the proliferation of beneficial bacteria, inhibits the growth of harmful bacteria, and improves the balance of gut microbiota; it strengthens the intestinal mucosal barrier function, reduces intestinal inflammatory responses, and alleviates intestinal discomfort such as diarrhea and constipation.
4) Anti-aging and Anti-inflammatory Effects
It eliminates free radicals in the body, reduces oxidative stress damage to cells, delays skin aging, and improves skin elasticity;
It inhibits the release of inflammatory factors and reduces chronic inflammation in the body.

Should we just eat more brown algae?
Fucoidan mainly exists in the mucus on the surface of brown algae, such as kelp, and wakame spore leaves, etc. The content in fresh kelp is only about one thousandth, it is very low , and hardly achieve an effective therapeutic effect, It is unrealistic to consume several kilograms of brown algae a day. Moreover, you should pay attention the problem of heavy metal pollution. During the cleaning process, it is easy to wash off this layer of valuable nutrients . Therefore, it is more convenient, safer to directly take the extracted and purified fucoidan or same products.
Package and Delivery Time

|
By Express |
By Air |
By Sea |
|
Suitable for under 50kg |
Suitable for more than 50kg |
Suitable for more than 500kg |
|
Delivery Time: 2~3 days |
Delivery Time: 3~5 days |
Delivery Time: 5~7 days |
|
High Freight Cost |
Reasonable Freight Cost |
Lower Freight Cost |
|
Door to Door Service |
Airport to Airport Service |
Seaport to Seaport Service |
|
Soonest Shipment |
Fast and Safe Transportation |
Long Transportation Time |
Welcome to LonierHerb Factory
1) Pre-shipment Samples is available for your confirmation before the bulk goods shipments.
2) Manufacturing Date is not older than 2 months at the time of order.
3) As per your quantity, we will choose the best mode of transportation, by sea , by air or International courier company.
4) Each batch of our products are analyzed before shipments, and guaranteed to comply with Specification.

LonierHerb's Fucoidan Extract Powder-natural marine-sourced, high-purity, and a top-selling cosmetic raw material-shipped globally with premium quality, fast delivery, and professional service. Contact us for samples, COA, MSDS, or orders via Email: info@lonierherb.com Whatsapp/Wechat: +86-13289383216
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