Potassium Alginate

Product Overview

Potassium Alginate is a functional alginate salt formed by combining alginate with potassium ions (K⁺). Potassium alginate is water-soluble, easy to handle, and capable of forming viscous solutions, flexible gels, or films. 

Key Benefits

• Excellent thickening and stabilizing properties
• Thermal and pH stability

Product Specifications

Technical Positioning

Typical Applications

• Food Industry
• Pharmaceuticals & Medicine
• Cosmetics & Personal Care
• Agriculture & Horticulture

Quality & Compliance

• COA (Certificate of Analysis) available for each batch
• Controlled purity of potassium and alginate composition
• Strict monitoring of heavy metals and impurities
• Full batch traceability
• ISO 9001 quality management system

• Food grade compliance: FDA / EFSA 

• Kosher / Halal certification available 

Optional documentation: Technical Data Sheet (TDS) / Safety Data Sheet (SDS) / Custom specifications for R&D applications

Customization Options

We offer flexible customization to meet specific application and processing requirements:

• Viscosity adjustment based on formulation needs and salt type
• Particle size / mesh size control for different processing systems
• Application-specific performance optimization, such as gel strength, solubility, or emulsification
• Custom packaging and private labeling support for brand-specific requirements

Packaging & Supply

• Standard packaging: 25kg bags (kraft paper with inner PE)
• Moisture-protected packaging to ensure product stability
• Flexible MOQ based on specifications
• Stable raw material sourcing for consistent supply
• Reliable lead time and global shipment support

FAQ

Q1: What is potassium alginate and how does it differ from sodium alginate?
Potassium alginate is the potassium salt of alginate, a natural anionic polysaccharide extracted from brown algae. Compared with sodium alginate, it has better solubility in water, especially cold water, dissolves faster, forms clearer solutions, and provides potassium ions instead of sodium, making it ideal for low-sodium applications.
 

Q2: What are the main applications of potassium alginate?
It is widely used in the food industry (low-sodium foods, jellies, sauces, ice cream), pharmaceuticals (tablet excipients, sustained-release matrices, wound dressings), cosmetics (lotions, shampoos, essences), and agriculture (seaweed fertilizers and biostimulants).
 

Q3: Is potassium alginate safe for consumption and skin contact?
Yes. It is biocompatible and safe for food, pharmaceutical, and cosmetic applications, meeting international safety and quality standards.
 

Q4: How should potassium alginate be stored and handled?
Store in a cool, dry place, protected from moisture. Use standard safety procedures to avoid contamination and maintain product stability. Packaging is moisture-protected to ensure long shelf life.

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