sensiva™ SC 50: The Multifunctional Cosmetic Ingredient Beyond Antimicrobials—New Applications in Fragrance Boosting & Scent Retention

Backed by over 50 years of rigorous research and development by Ashland, sensiva™ SC 50 multifunctional was introduced to the market in the early 1990s and successfully registered with the European Chemicals Agency (ECHA).

As a globally approved multifunctional cosmetic additive, sensiva™ SC 50 delivers exceptional deodorizing, fragrance-boosting, and scent-retaining (fixative) properties. Beyond its olfactory benefits, it serves as a highly effective emollient and humectant, significantly optimizing the tactile experience and skin feel of cosmetic formulations.

Crucially, sensiva™ SC 50 effectively inhibits the proliferation of odor-causing bacteria without disrupting the skin’s natural, beneficial microbiome. Furthermore, it acts as a powerful booster for traditional preservative systems and antimicrobial glycols, creating a synergistic effect that enhances overall formula protection.

Core Characteristics & Efficacy

  • Synergistic Antimicrobial Boosting: Acts as a powerful efficacy booster for traditional preservatives, elevating the overall antimicrobial performance of the formulation.
  • “Beautifying” the Scent (Deodorizing): Delivers proven deodorizing effects by specifically targeting and inhibiting the growth of odor-causing bacteria. It preserves the body’s beneficial microbiome, naturally neutralizing unwanted body odor.
  • Premium Skincare Properties: Functions as a medium-spreading emollient and humectant, offering excellent application properties and a refined skin feel.
  • Outstanding Chemical Stability: Unaffected by hydrolysis, temperature fluctuations, and extreme pH levels. sensiva™ SC 50 remains fully effective across a broad pH range, up to pH 12.

Technical Profile: sensiva™ SC 50 Multifunctional

Achieve Rapid Synergistic Efficacy When Paired with Preservatives

INCI Name: Ethylhexylglycerin

Technical Specifications

  • Recommended Dosage: 0.3% – 1.0% (as a cosmetic additive and deodorant active)
  • Appearance: Colorless, clear liquid with a mild, characteristic odor.
  • Stability: Highly stable; resistant to hydrolysis, temperature changes, and pH variations.
  • Compatibility: Excellent chemical stability and broad compatibility with common cosmetic raw materials.

Deep Dive into Multifunctional Benefits

▶ Preservative Booster: Maximizing Efficacy & Reducing Dosage ◀

Extensive laboratory testing proves that sensiva™ SC 50 significantly enhances the efficacy of various traditional preservatives and antimicrobial agents (such as Phenoxyethanol, Pentylene Glycol, and Caprylyl Glycol). By leveraging this synergistic blend, formulators can actively reduce the total preservative load in their products while actually improving the preservation baseline.

Building on this technology, Ashland offers optimized blends, including euxyl™ PE 9010 (a blend of SC 50 and Phenoxyethanol) and sensiva™ SC 10 multifunctional (a blend of SC 50 and Caprylyl Glycol).

▶ Medium-Spreading Emollient for Superior Skin Feel ◀

Spreadability is a critical factor when selecting an emollient. As a medium-spreading emollient, sensiva™ SC 50 features a spreading coefficient of approximately 700 mm²/10 min. This performance is comparable to premium lipids like Dodecyl Oleate, Hexyldecanol, or Cetearyl Isononanoate. It not only elevates the moisturizing capabilities of a formulation but also imparts a luxurious, silky-smooth finish to the skin.

▶ Clinically Proven Deodorizing Performance ◀

Human sweat is naturally odorless. Body odor only develops when sweat (containing sebum and exfoliated epidermal cells) is broken down by the metabolic processes of Gram-positive bacteria on the skin.

sensiva™ SC 50 specifically targets and inhibits the growth of these odor-causing bacteria while leaving the beneficial skin flora completely intact.

Clinical Sniff Tests: In real-world efficacy tests evaluating underarm deodorants, formulations containing just 0.3% sensiva™ SC 50 vastly outperformed standard hydroalcoholic deodorants across all testing phases. Furthermore, its odor-neutralizing efficacy was proven to be comparable to traditional deodorizing agents like Triclosan, offering a safer, microbiome-friendly alternative.

▶ Fragrance Booster & Scent Fixative ◀

Experimental data reveal that sensiva™ SC 50 possesses the unique ability to enhance the intensity and prolong the longevity of most tested fragrance components. By acting as a scent fixative, it allows formulators to reduce the total amount of fragrance/parfum required in a formula, thereby lowering raw material costs and minimizing potential fragrance allergens.

Validation of Scent Retention:
To rigorously validate its fragrance-enhancing properties, Ashland designed specialized testing protocols to measure scent longevity in both fine fragrances and cosmetic bases.

The Results: Perfumes formulated with 0.5% sensiva™ SC 50 demonstrated a significantly higher fragrance intensity compared to the control group, maintaining this elevated scent profile consistently from the 5-minute mark all the way up to 6 hours post-application.

Conclusion: Elevate Your Formulations

As a premier multifunctional ingredient, sensiva™ SC 50 (Ethylhexylglycerin) goes far beyond basic antimicrobial boosting. It is an all-in-one solution for fragrance enhancement, clinical deodorization, and skin conditioning.

Safe, reliable, and globally compliant (including full regulatory approval in China), it is backed by comprehensive safety assessment data. It is the ideal foundational ingredient for a wide array of categories—including skincare, personal care, hair care, and deodorants—delivering multidimensional benefits that optimize formulation costs, strengthen preservation, and elevate the ultimate sensory experience for the consumer.

Summary Profile

  • Product: sensiva™ SC 50 Multifunctional
  • Key Action: Rapid synergistic boosting when paired with antimicrobial agents.
  • INCI Name: Ethylhexylglycerin

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