Sodium Cocoamphoacetate

Sodium Cocoamphoacetate

CAS NUMBER:  68334-21-4 (liquid) and 68608-65-1 (liquid and powder)

Sodium Cocoamphoacetate is a mild amphoteric surfactant widely used in personal care and cosmetic products, especially those formulated for sensitive skin, baby care, or low-irritation needs.

🌿 What is Sodium Cocoamphoacetate?

• INCI Name: Sodium Cocoamphoacetate

• Origin: Derived from coconut fatty acids and amino acids

• Surfactant Type: Amphoteric, meaning it can act as either an acid or a base depending on pH

• Charge: Zwitterionic at neutral pH; can be cationic or anionic based on pH

💧 Physical Form

🧴 Uses in Personal Care & Cosmetics

Sodium Cocoamphoacetate is commonly found in:

⚙️ Functional Roles

1. Mild Cleansing Agent

   • Less stripping than traditional sulfates

   • Helps preserve the skin’s natural lipid barrier

2. Foam Stabilizer

   • Boosts and stabilizes foam when used with other surfactants (especially anionics like SLES)

3. Viscosity Modifier

   • Can aid in thickening formulations, especially in sulfate-free systems

4. Reduces Irritation

   • Acts as a “secondary surfactant” to mitigate the harshness of primary cleansers like SLS/SLES

5. Conditioning Effect

   • Leaves hair and skin feeling smooth without buildup

✅ Key Benefits

• Ultra-gentle – ideal for sensitive or baby skin

• Biodegradable

• Compatible with all surfactant types (anionic, nonionic, cationic)

• Non-comedogenic – doesn’t clog pores

• Non-stripping – suitable for dry or mature skin

⚠️ Safety and Regulatory Status

• Generally recognized as safe (GRAS) for cosmetic use

• EWG rating: Low hazard (typically 1–2)

• EU Cosmetics Regulation and US FDA allow its use without restriction at normal use concentrations

• Used typically at 2–10% in final formulations