CDF Eco Preservative 221™

CDF Eco Preservative 221™

A globally trusted broad-spectrum preservative system that provides reliable protection for modern skincare, haircare, and personal care formulations.

INCI: Benzyl Alcohol (and) Dehydroacetic Acid

Appearance: Clear to pale yellow liquid.

Solubility: Oil-soluble; suitable for emulsions, surfactant systems, and many water-based formulations.

Recommended Use Level: 0.8–1.2%

CDF Eco Preservative 221™ is a highly effective preservative blend combining Benzyl Alcohol and Dehydroacetic Acid to provide broad-spectrum protection against bacteria, yeast, and mold. Widely used in natural, clean beauty, and conventional cosmetic formulations, it offers an excellent balance of efficacy, versatility, and formulation simplicity.

Favored by formulators around the world, this preservative system is compatible with a wide range of cosmetic products and provides dependable protection while supporting modern ingredient-conscious formulations.

What It Does

CDF Eco Preservative 221™ helps protect cosmetic products from microbial contamination during storage and consumer use. It is particularly valued by formulators seeking an effective preservative system that aligns with modern clean-label and ingredient-conscious product development.

Key Benefits

• Provides broad-spectrum protection against bacteria, yeast, and mold.
• Suitable for skincare, haircare, and personal care products.
• Easy to formulate with and highly versatile.
• Compatible with many emulsions, surfactants, and aqueous systems.
• Widely used in natural and clean beauty formulations.
• Paraben-free preservative system.
• Globally recognized and trusted by formulators.
• Effective at relatively low use levels.
• Helps extend product shelf life and maintain product integrity.

Suggested Use Levels

• 0.8% for low-risk formulations.
• 1.0% for most cosmetic applications.
• 1.2% for higher-risk formulations requiring additional preservation support.

Ideal Applications

• Facial serums
• Creams and lotions
• Shampoos and conditioners
• Body care products
• Gel formulations
• Liquid cleansers
• Scalp treatments
• Masks and treatment products
• Natural and clean beauty products

Formulation Notes

• Add during the cool-down phase when possible.
• Recommended pH range: 2.0–6.0.
• Most effective in mildly acidic formulations.
• Typical use level is 1.0%.
• Always perform stability and microbial challenge testing on final formulations.

A dependable preservative system trusted by formulators worldwide for balancing broad-spectrum protection, ease of use, and formulation flexibility.

Documents

• Certificate of Analysis (COA)
• Safety Data Sheet (SDS)