Description

Laminaria, Ext. is a standardized botanical extract derived from the brown seaweed *Laminaria japonica*, also known as kelp. This natural product is valued for its rich content of bioactive polysaccharides, primarily alginates, fucoidans, and laminarin, which are associated with a range of functional properties. It serves as a key ingredient for manufacturers in the nutraceutical, cosmetic, food, and agricultural industries seeking natural, marine-derived components.

Application

• Nutraceutical & Dietary Supplements: Utilized as a source of soluble fiber, iodine, and antioxidants; supports metabolic and immune health.
• Cosmetics & Personal Care: Functions as a natural thickener, moisturizer, and skin-conditioning agent in creams, lotions, and masks due to its hydrating and film-forming properties.
• Functional Food & Beverages: Acts as a natural texturizer, stabilizer, and source of dietary fiber in health-focused food products.
• Agricultural & Horticultural Applications: Used in biostimulants and organic fertilizers to enhance plant growth, soil health, and stress resistance.
• Pharmaceutical Research: Investigated for its potential bioactive properties in various therapeutic areas.
• Industrial Applications: Serves as a raw material for alginate production used in textiles, welding rods, and other industrial processes.

Basic Information

Product Name	Laminaria, Ext.
CAS No.	92128-82-0
Molecular Formula	Not Applicable (Complex Natural Mixture)
Molecular Weight	Not Applicable (Polydisperse Mixture)
Synonyms	Kelp Extract; *Laminaria japonica* Extract; Seaweed Extract (from Laminaria); Laminaria Japonica Powder; Fucoidan-rich Extract; Alginate Extract; Marine Botanical Extract; Tangle Extract
EINECS	Contact for details

Quality Control

Our Laminaria Extract is produced under strict quality management protocols to ensure batch-to-batch consistency and purity. Quality is verified through comprehensive testing for key markers such as polysaccharide content, heavy metals, microbial limits, and residual solvents. A Certificate of Analysis (COA) documenting these parameters is provided with every shipment. Production can be aligned with relevant standards including Food Grade (FCC), Kosher, and Halal certifications upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Fine Brown to Yellow-Brown Powder
Identification (IR)	Conforms to Standard
Assay (Total Polysaccharides)	≥ 30% (or as per customer grade)
Loss on Drying	≤ 10.0%
Ash Content	≤ 35.0%
Heavy Metals (as Pb)	≤ 10 ppm
Arsenic (As)	≤ 3 ppm
Total Plate Count	≤ 10,000 CFU/g
Yeast & Mold	≤ 100 CFU/g
E. coli	Negative
Salmonella	Negative

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.