High Viscosity Non-Toxic Film-Forming Cosmetic Grade Sodium Alginate for Skincare and Toothpaste
Cosmetic Grade Sodium Alginate, Raw Material for Skincare & Toothpaste
Cosmetic grade sodium alginate is a natural polysaccharide extracted from high-quality brown seaweed, widely used as thickener, gelling agent, film-forming agent and stabilizer in cosmetic & personal care industry. It is non-toxic, skin-friendly, biodegradable, with excellent water solubility, and can form smooth elastic hydrogel when reacting with calcium ions. Perfect raw material for facial mask, serum, cream, lotion and toothpaste.
Our cosmetic sodium alginate adopts refined purification process, low heavy metal content, low microbial count, meets cosmetic raw material safety requirements. It can improve product texture, enhance moisturizing performance and form breathable protective film on skin surface without irritation.
Technical Specifications
| Item |
Specifications |
| Appearance |
White or off-white fine powder / granular |
| Viscosity (1% solution, 20℃) |
100 ~ 1500 mPa*s customizable |
| Moisture |
≤15% |
| Mesh |
100 / 120 / 200 mesh optional |
| Heavy Metal |
Compliant with cosmetic raw material standard |
| Packaging & Storage |
25kg kraft bag, store in cool, dry, ventilated warehouse |
| Quality Document |
COA, MSDS available upon request |
Core Benefits for Cosmetics
- Natural & mild: Derived from seaweed, low irritation, suitable for sensitive skin formulations.
- Excellent film-forming property: Forms thin breathable protective film on skin, locks moisture, improves skin smoothness.
- Gelling & thickening function: Crosslink with calcium to form elastic hydrogel, ideal for peel-off mask & jelly skincare products.
- Good moisturizing effect: Strong water binding capacity, long-lasting hydration for skin care formulas.
- Stabilize formula: Stabilize emulsion system, prevent layering in lotions and creams.
- Good taste & texture for toothpaste: Used as thickener in toothpaste, smooth paste texture, non-irritating oral formula.
Application Fields
- Peel-off facial mask & hydrogel mask: Main gelling ingredient for crystal jelly mask.
- Skincare products: Serum, facial cream, body lotion, moisturizing gel.
- Oral care: Thickener & stabilizer for toothpaste.
- Other personal care: Bath gel, hair care gel, cosmetic gel base.
FAQ - Cosmetic Grade Sodium Alginate
Q1: How to make hydrogel mask with sodium alginate?
A: Dissolve sodium alginate fully in water, then mix with calcium solution to form elastic gel, widely used for crystal peel off mask.
Q2: Is cosmetic grade sodium alginate safe for sensitive skin?
A: Yes. It is natural seaweed extract, low heavy metal, low microbes, non-irritating, suitable for sensitive skincare products.
Q3: What viscosity to choose for toothpaste?
A: Medium viscosity grade is commonly used for toothpaste to get smooth paste texture and good shape retention.
Q4: What is your delivery time for bulk order?
A: Normally 10-15 working days after deposit, urgent orders can be arranged priority shipment.