Our cosmetic grade sodium alginate provides a reliable, high-purity, and cost-effective natural polysaccharide solution for modern skincare and oral care cosmetic applications. Extracted from premium brown seaweed, our products exhibit exceptional thickening, gelling, film-forming, and moisturizing properties, helping to form a smooth elastic gel film and lock in skin moisture.
From facial mask gel and teeth whitening masks to moisturizing lotion and skincare cream, our sodium alginate solutions undergo strict heavy metal and microbial control processes. Each batch is manufactured to meet rigorous cosmetic safety standards, ensuring consistent batch-to-batch performance and stable cosmetic formulation.
| Component | Detailed Specifications |
|---|---|
| Appearance | White to off-white fibrous or granular powder |
| Viscosity (1% Solution, 20°C) | Customizable ranging from 100 to 2000 mPa·s (cps) based on application |
| Packaging & Storage | 25kg/woven bag or craft paper bag; store in a cool, dry, ventilated place |
| Quality Compliance | ISO9001, Cosmetic Grade Standard, COA provided upon request |



A: High viscosity grades are commonly used for peel-off facial masks and teeth masks to achieve a firm gel. Low viscosity grades are suitable for moisturizing lotion and cream to maintain a smooth flow texture.
A: Yes, we support a sample service for cosmetic grade sodium alginate for your lab formulation test. Customers only need to cover the freight cost.
A: Standard production and packaging take approximately 10 to 15 days following order confirmation, with flexible shipping arrangements available globally.