Preservatives

Invisible Protection, Visible Performance: Preservatives That Safeguard Your Cosmetic Formulations

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Preservatives

Preservatives are essential in cosmetic formulations to ensure microbial safety, product stability, and extended shelf life. They protect water-based products from contamination during manufacturing, storage, and consumer use. Whether synthetic or natural, preservatives play a key role in maintaining the efficacy, texture, and sensory integrity of creams, lotions, shampoos, and serums.

Key Features

  • Prevent growth of bacteria, fungi, and mold

  • Compatible with water-based and emulsified systems

  • Available in synthetic, nature-identical, and botanical forms

  • Effective across varied pH ranges and temperature conditions

  • Compliant with EU Annex V, FDA, and global cosmetic regulations

Advantages

  • Ensure product safety and consumer protection

  • Extend shelf life and maintain formulation integrity

  • Preserve color, fragrance, and texture

  • Support clean-label and multifunctional systems

  • Enable broad-spectrum antimicrobial coverage

Considerations

  • Regulatory limits and INCI labeling requirements

  • Risk of sensitization or irritation in sensitive skin

  • Compatibility with actives, emulsifiers, and packaging

  • Need for challenge testing and microbial efficacy validation

  • Consumer perception in “natural” or preservative-free claims

Typical Components

Preservative TypeCosmetic Benefits & Use Cases
PhenoxyethanolBroad-spectrum, low toxicity, stable in pH 3–10
EthylhexylglycerinCo-preservative, skin conditioning, mild profile
Sodium BenzoateNatural-compatible, effective in acidic systems
Potassium SorbateMold and yeast control, ideal for emulsions
Benzyl AlcoholAntimicrobial, fragrance-compatible
Dehydroacetic AcidFungicide, often used in organic formulations
 

SBR International GmbH offers high-performance preservative systems that ensure safety, stability, and compliance in cosmetic formulations. From traditional emulsions to modern clean-label products, our solutions help brands deliver trusted, effective cosmetics that meet global standards

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