3、Appearance: Brownish powder with a mild marine aroma
4、CAS NO.: N/A (complex mixture)
5、Lead time: 3-7 Working Days
6、Package: 25kg/drum, 27 drums/tray
7、Main Market: European, North America, Asia etc.
8、Application Scenarios
Health Supplements:
Rich in Nutrients: Seaweed extract is abundant in vitamins (A, C, E, K), minerals (iodine, iron, calcium), and antioxidants. It supports thyroid function due to its iodine content and boosts immune system with antioxidant properties. Used in multivitamin supplements and as a natural source of trace elements.
Weight Management: The high fiber content in seaweed extract promotes satiety, reducing appetite and aiding in weight control. Some extracts also contain bioactive compounds that may enhance metabolism.
Cosmetics:
Moisturizing and Hydrating: Alginates in seaweed extract form a protective film on the skin, locking in moisture and preventing dryness. Widely used in lotions, creams, and masks to hydrate and soften the skin.
Anti – Aging: Antioxidants in seaweed extract combat free radicals, reducing fine lines and wrinkles. It also stimulates collagen production, improving skin elasticity and firmness.
Food Industry:
Thickening and Gelling Agent: Polysaccharides in seaweed extract, like carrageenan and agar, are used as natural thickeners in dairy products, jellies, and sauces. They provide texture and stability to food items.
Flavor Enhancer: Adds a unique umami flavor to food products, used in seasonings, soups, and snacks to enrich taste profiles.
Agriculture:
Bio – Stimulant: Seaweed extract can be used as a plant growth promoter. It improves soil structure, enhances nutrient uptake by plants, and boosts plant resistance to stress and diseases.
Animal Feed Additive: In livestock and aquaculture, it serves as a nutritional supplement, providing essential nutrients and improving animal health and productivity.
Pharmaceuticals:
Wound Healing: Seaweed extract’s antibacterial and anti – inflammatory properties make it suitable for wound dressings, helping to prevent infection and promote tissue repair.
Drug Delivery Systems: Some seaweed – derived polymers are being explored for use in drug delivery systems due to their biocompatibility and biodegradability.
Seaweed Extract: The Marine Botanical Powerhouse for Health, Beauty, and Industry
1. What is Seaweed Extract?Seaweed Extract Applications
Seaweed extract is a concentrated botanical preparation derived from various marine algae, including brown (e.g., Laminaria, Fucus), red (e.g., Gracilaria, Porphyra), and green algae (e.g., Ulva, Chlorella). Rich in bioactive compounds—such as polysaccharides (alginic acid, fucoidan, carrageenan), amino acids, minerals (iodine, magnesium, potassium), and antioxidants (phycocyanin, fucoxanthin)—it offers diverse benefits for human health, cosmetics, and industrial applications. Our seaweed extract is produced via cold-water extraction to preserve thermolabile nutrients, standardized to contain 15–20% total polysaccharides and 5–8% amino acids, ensuring high bioactivity and purity.
2. Company Introduction
2.1 A 28-Year Leader in Marine Ingredient Excellence
Shaanxi Zhonghong Investment Technology Co., Ltd. is a high-tech enterprise specializing in the extraction, purification, and application of natural compounds from marine and botanical sources. With a legacy of 28 years, we integrate agile R&D, university collaborations, and global manufacturing to serve industries in chemistry, materials, and life sciences. Our product portfolio includes marine extracts, plant-based actives, and specialty ingredients, sourced from sustainable marine farms and backed by advanced extraction technologies.
2.2 Research and Development Prowess
University Partnerships: Collaborations with 5 top-tier universities have yielded over 20 patented technologies, including our proprietary ultrasonic-assisted seaweed extraction method, which increases polysaccharide yield by 30% while preserving antioxidant activity.
Exclusive Compound Library: Our unique database houses 10,000+ marine bioactives, enabling innovative formulations for skincare, nutraceuticals, and pharmaceuticals.
State-of-the-Art Facilities: Equipped with HPLC, ICP-MS, and GC-MS systems, we maintain a purity standard 20% higher than industry norms, ensuring consistent quality for global markets.
2.3 Global Supply Network
We distribute seaweed extract to over 80 countries across Asia, Europe, and the Americas, providing customized solutions to cosmetic brands, nutraceutical companies, and pharmaceutical R&D teams. Our vertically integrated supply chain ensures traceability from ocean to formulation, with GMP-certified production and compliance with EU Cosmetics Regulation (EC 1223/2009) and USP standards.
3. Product Source
3.1 Marine Algae Sourcing
Our seaweed is sustainably harvested from certified organic marine farms in the clean waters of Patagonia, Iceland, and the South China Sea. We prioritize algae species with high bioactive content:
Brown Algae: Rich in fucoidan and alginic acid, sourced from Laminaria digitata and Fucus vesiculosus.
Red Algae: High in carrageenan and protein, including Gracilaria gracilis and Porphyra umbilicalis.
Green Algae: Abundant in chlorophyll and amino acids, such as Ulva lactuca and Chlorella vulgaris.
3.2 Extraction Process
Harvesting & Cleaning: Algae are hand-harvested at peak maturity, then washed with purified seawater to remove contaminants.
Cold-Water Extraction: Processed at ≤40°C using food-grade water to extract water-soluble nutrients, preserving heat-sensitive compounds like vitamins and enzymes.
Ultrafiltration & Concentration: The extract is filtered through nanomembranes to remove impurities, then concentrated via vacuum evaporation to achieve target potency.
Spray Drying: Converted into a fine powder (100–200 mesh) under low-temperature conditions, ensuring stability and solubility.
4. Health Benefits and Mechanisms
4.1 Immune System Support
Polysaccharide Immunomodulation: Fucoidan and carrageenan stimulate macrophage activity, increasing cytokine production (IL-6, TNF-α) and enhancing antiviral/antibacterial defenses (Marine Drugs, 2022).
Mineral Richness: Iodine supports thyroid function, while magnesium and potassium regulate electrolyte balance and nerve function.
4.2 Skin Health & Beauty
Hydration & Barrier Protection: Alginic acid forms a protective film on the skin, reducing transepidermal water loss by 25% and improving moisture retention (International Journal of Cosmetic Science, 2021).
Anti-Aging: Fucoxanthin inhibits MMP-1 enzyme activity, reducing collagen degradation by 30%, while phycocyanin scavenges free radicals, delaying photoaging.
4.3 Metabolic Regulation
Weight Management: Soluble fiber (alginate) expands in the stomach, promoting satiety and reducing calorie absorption, with clinical studies showing a 5% reduction in body weight over 12 weeks (Journal of Functional Foods, 2020).
Oxidative Stress Reduction: Phycobiliproteins and polyphenols in red/green algae neutralize ROS, with an ORAC value (Oxygen Radical Absorbance Capacity) 10x higher than vitamin C.
5. Usage Guidelines
5.1 Dietary Supplementation
Oral Use: 500–1000mg daily as a powder or capsule, standardized to 15% polysaccharides. Mix with water, smoothies, or yogurt; ideal for gut health and immune support.
Functional Foods: Added to soups, snacks, and plant-based beverages for nutritional fortification (0.5–2% concentration).
5.2 Topical Applications
Skincare Formulations: 1–5% in creams, serums, and masks for hydration, anti-aging, and soothing irritated skin.
Hair Care: 0.5–3% in shampoos/conditioners to strengthen hair follicles and reduce dandruff.
5.3 Industrial Use
Pharmaceuticals: Used in wound dressings (alginate-based) for their hemostatic and antimicrobial properties.
Agriculture: As a biostimulant to enhance crop resilience and nutrient uptake (0.1–0.5% solution).
6. Precautions
Iodine Sensitivity: High iodine content may interact with thyroid medications; consult a healthcare provider if iodine-intolerant.
Heavy Metal Risk: Our strict sourcing and testing ensure heavy metals (e.g., mercury, lead) are <0.1 ppm, but individuals in high-risk regions should monitor intake.
Allergy Testing: Perform a patch test for seafood/seaweed allergies before topical use.
7. Product Specifications
Project
Name
Indicator
Detection Method
Pesticide Residues
Chlorpyrifos
< 0.01 ppm
GC-MS (Gas Chromatography-Mass Spectrometry)
Malathion
< 0.005 ppm
GC-MS/MS
Heavy Metals
Lead (Pb)
< 0.1 ppm
ICP-MS (Inductively Coupled Plasma-MS)
Arsenic (As)
< 0.05 ppm
ICP-MS
Microbial Safety
Total Plate Count
< 1000 CFU/g
Agar Plate Counting
E. coli
Absent
Most Probable Number Test
Yeast & Mold
< 100 CFU/g
Microbiological Plating
Active Components
Total Polysaccharides
15–20%
HPLC (PMP-HPLC Method)
Amino Acids
5–8%
Amino Acid Analyzer
8. Production Process
8.1 Raw Material QC
Seaweed is tested for species authenticity (DNA barcoding), moisture content (<8%), and heavy metals (ICP-MS) before processing. Only batches with ≥18% polysaccharides proceed to extraction.
8.2 Extraction & Concentration
Cold Extraction: Algae are submerged in purified water at 25–30°C for 6–8 hours, agitated to maximize nutrient release.
Membrane Filtration: Ultrafiltration removes particulates and microorganisms, retaining molecules >10kDa for bioactive enrichment.
8.3 Drying & Standardization
Low-Temperature Spray Drying: Conducted at ≤120°C to preserve heat-sensitive compounds, resulting in a hygroscopic powder with 5% moisture content.
Blending: Standardized to target polysaccharide levels (15–20%) via homogenization, ensuring batch-to-batch consistency.
8.4 Quality Assurance
Each batch undergoes:
Polysaccharide Analysis: HPLC quantifies alginate, fucoidan, and carrageenan using the PMP-HPLC method.
Heavy Metal Screening: ICP-MS ensures Pb < 0.1 ppm, As < 0.05 ppm—50% below USP limits.
Microbial Testing: PCR-based pathogen detection confirms absence of E. coli and Salmonella.
9. Application Scenarios
9.1 Cosmetic Industry
Hydrating Formulations: Used in moisturizers and sheet masks for deep hydration, with clinical trials showing 40% increased skin moisture after 28 days (Journal of Cosmetic Dermatology, 2023).
Anti-Aging Serums: Fucoxanthin-rich extracts reduce wrinkle depth by 22% in 8 weeks, according to in-vivo studies.
9.2 Nutraceutical Industry
Immune Supplements: Standalone capsules or blends with vitamin D and zinc for seasonal health protection.
Weight Management Products: Alginates in seaweed extract promote satiety, used in meal replacement shakes and diet pills.
9.3 Pharmaceutical Industry
Wound Care: Alginate dressings absorb exudate and promote granulation tissue formation, reducing healing time by 15% (Journal of Tissue Engineering, 2021).
Drug Delivery: Polysaccharides used as carriers for oral and topical drug formulations due to their biocompatibility.
10. Quality Control
Quality control at Shaanxi Zhonghong is a rigorous, multi-stage process ensuring seaweed extract meets the highest standards:
Marine Sourcing Compliance: Algae are sourced from Marine Stewardship Council (MSC)-certified farms, with COA verifying sustainable harvesting practices.
Raw Material Testing: Each batch undergoes DNA testing to confirm species identity, the ICP-MS for heavy metals (10x lower than EU limits), and GC-MS for 200+ pesticide residues (all below LOQ).
Process Validation: Extraction parameters (temperature, time, solvent ratio) are optimized using response surface methodology, validated by HPLC to ensure polysaccharide yield ≥18%.
Microbiological Safety: Aseptic processing and terminal sterilization (if required) maintain total plate counts <500 CFU/g, with zero pathogen detection in 100% of batches.
Stability Studies: Samples are stored at 40°C/75% RH for 12 weeks, with polysaccharide retention ≥95% and no microbial growth, complying with ICH Q1A guidelines.
Our 20% purity premium over industry norms is independently verified by third-party labs, ensuring reliability for even the most demanding applications.
11. Packaging and Logistics
11.1 Packaging
Bulk Orders: 25kg food-grade paper bags with PE liners or 500kg super sacks for industrial clients, nitrogen-flushed to prevent oxidation.
Retail: 100g, 500g, and 1kg resealable foil pouches or amber glass bottles for consumer use, labeled with batch number and COA.
11.2 Logistics
Global Shipping: FedEx/DHL Express (3–7 days) for samples and small orders; sea freight (20–30 days) for bulk quantities, with temperature-controlled containers to maintain stability.
Customs Support: We provide all necessary documentation—COA, MSDS, Halal/Kosher certificates, and organic certifications—to facilitate smooth customs clearance.
12. Research and Innovation
12.1 Health Mechanisms
Gut Microbiota Modulation: Alginate acts as a prebiotic, promoting the growth of Bifidobacterium and Lactobacillus, linked to improved digestive health (Gut, 2023).
Anti-Cancer Potential: Fucoidan induces apoptosis in breast and colon cancer cells in vitro, with Phase I clinical trials evaluating its safety in combination therapies.
12.2 Technological Innovations
Nanoemulsion Delivery: Developed a nanoencapsulated seaweed extract with 3x higher skin penetration, enhancing anti-aging efficacy in topical formulations (Journal of Controlled Release, 2022).
Enzymatic Extraction: Patented process using alginate lyase to produce low-molecular-weight oligosaccharides, increasing bioavailability by 40%.
12.3 Challenges and Frontiers
Heavy Metal Monitoring: Ongoing research to develop biosensors for real-time ocean pollution monitoring during seaweed cultivation.
Standardization: Establishing global standards for seaweed extract composition, especially for rare bioactives like fucoxanthin and phycocyanin.
13. FAQ
13.1 Where to Purchase Seaweed Extract?
Bulk Inquiries: Contact us at liaodaohai@gmail.com for customized quotes, samples, and technical data sheets. Visit our website aiherbm.com for product catalogs.
Retail Purchase: Available through our global distributors listed on aiherbm.com/distributors and e-commerce platforms like Amazon and Alibaba.
13.2 Is Seaweed Extract Safe for Sensitive Skin?
Yes—its anti-inflammatory properties make it suitable for sensitive skin, but always perform a patch test to rule out rare allergies.
13.3 Can It Be Used in Organic Cosmetics?
Absolutely—our seaweed extract is USDA Organic and EU Ecocert certified, ideal for clean beauty formulations.
13.4 How to Store Seaweed Extract Powder?
Store in a cool, dry place away from light; reseal after use to prevent moisture absorption (shelf life: 24 months unopened).
14. Conclusion
Seaweed extract embodies the power of the ocean, offering a wealth of bioactive compounds for health, beauty, and industry. Shaanxi Zhonghong Investment Technology Co., Ltd. leverages 28 years of expertise and cutting-edge technology to deliver seaweed extract of unmatched purity and efficacy. As the global demand for sustainable, science-backed ingredients grows, our commitment to innovation and quality ensures we remain the trusted partner for marine botanical solutions worldwide.
15. References
“Seaweed Extracts: A Review of Their Biological Activities and Industrial Applications.” Marine Drugs, 2022.
EU Cosmetics Regulation (EC) No 1223/2009: Safety Assessment of Cosmetic Ingredients.
“Polysaccharides from Seaweed: Extraction, Structure, and Bioactivity.” Carbohydrate Polymers, 2021.
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