1. Product Overview & Specifications

Sodium Isostearoyl-2-lactylate (CAS 66988-04-3) is a mild anionic surfactant and emulsifier widely used in cosmetics and personal care formulations. Its molecular formula is C₂₄H₄₃NaO₆, with a molecular weight of 450.58 g/mol. This pale-yellow viscous liquid exhibits excellent solubility in water and compatibility with skin and hair.

2. Key Applications & Benefits

Core Functions:

• Advanced emulsification for stable oil-water systems
• Enhanced skin hydration through occlusive film formation
• Static reduction in hair care formulations (-85% vs. traditional surfactants)
• pH compatibility range: 4.0-8.5

Recommended Formulations:

• Skincare: Creams (0.5-1.2%), serums (0.3-0.8%)
• Haircare: Conditioners (1-1.5%), styling products (0.8-1.2%)
• Cleansers: Face washes (0.5-1%), body washes (0.3-0.7%)

3. Usage Guidelines

Best Practices:

1. Incorporate at 40-50°C during emulsion phase
2. Combine with nonionic surfactants for synergistic effects
3. Maintain concentration ≤1.5% for optimal safety profile

Technical Specifications:

4. Industry Case Studies

Case 1: Premium Moisturizer Enhancement

A leading skincare brand achieved 28% improvement in 24-hour hydration metrics by replacing traditional emulsifiers with 0.8% sodium isostearoyl-2-lactylate in their flagship cream.

Case 2: Sulfate-Free Shampoo Development

Combination with coco-glucoside (2:1 ratio) enabled creation of a mass-market shampoo with 92% consumer satisfaction for mildness.

5. Client Success Stories

Client A: Jiangsu Personal Care Manufacturer

• Challenge: Reduce post-wash hair static in conditioner
• Solution: 1.2% sodium isostearoyl-2-lactylate incorporation
• Result: 79% static reduction, 15% sales increase

Client B: Guangdong Cosmetic Formulator

• Challenge: Improve emulsion stability in hot climates
• Solution: 0.5% additive in O/W sunscreen
• Result: 6-month accelerated stability at 45°C

6. Request a Quote

Optimize your formulations with pharmaceutical-grade sodium isostearoyl-2-lactylate. Our technical team provides:

• Customized formulation support
• Batch-specific certificates of analysis
• Global logistics solutions

Contact our experts today:
Email: info@vivalr.com
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