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Section: Cosmetic Ingredients > Preservation

sensiva SC 50 is more than a preservative—it also imparts antimicrobial-boosting, and moisturizing and odor-reducing efficacy.

schülke’s sensiva SC 50 Boosts Antimicrobial Effects, Imparts Moisture and Reduces Odor

schülke has revealed that its multifunctional active ingredient, sensiva SC 50, is more than a preservative. It also imparts antimicrobial-boosting, and moisturizing and odor-reducing efficacy.

The bigger impact is that concerns over the potential endocrine-disrupting effects of bisphenols will no doubt put other cosmetic ingredients with the same alleged effects front and center (again), drawing interest from regulators.

Endocrine Disruptors in the EU, SCCS Opinions and NGO Pressure to Crack Down

From November 2022–February 2023, organizations in seven European Union member states tested 121 products and found bisphenols of high concern in 47 of them, per Chemical Watch. NGOs are urging regulators to impose stricter regulation on all bisphenols.

SymRelief Green is a 100% natural-origin solution combining bisabolol and organic ginger extract to impart synergistic skin-soothing effects.

Symrise Advances Clean Product Protection, Oral Care, Skin Glow and Sensitive Skin Care

Symrise recently highlighted its Mindera line for clean product protection, Optacool Fuji for oral care freshness, the award-winning Supervisome EPH for skin strength and glow, and SymRelief Green to soothe sensitive skin.

Patent Picks—Renewable Polyphenols, Eco-friendly Gellants, Nano Silver Particles and More

Chosen biweekly for their relevance to personal care, Patent Picks are taken from publicly available sources. This edition features patents related to eco-friendly materials and processes.

Microbiological test methods for w/o formulas have raised questions in terms of their suitability. They also require a more critical view of the results than other product types. This first article in a two-part series reviews the limitations of such methods and options for their optimization. It also critically observes to what extent test results provide relevant information for an appropriate safety assessment. Part II, in August 2022, will explore a holistic approach to more accurately assess microbiological safety.

Determining Preservative Efficacy in W/O Formulas, Part I: Test Performance and Limitations

Microbiological test methods for w/o formulas have raised questions in terms of suitability. They also require a more critical view of the results than other product types. This first article in a two-part series reviews the limitations of such methods.

Inolex’s Lexgard Natural MHG MB is a multifunctional ingredient that can preserve products, control odor and impart anti-soaping properties in emulsions, as shown in a video.

[video] Inolex’s Lexgard Natural MHG MB Preserves, Controls Odor and Prevents Soaping

Inolex’s Lexgard Natural MHG MB is a multifunctional ingredient that can preserve products, control odor and impart anti-soaping properties in emulsions, as shown in a video.

Patent Picks—Selective Microbial Growth/Inhibition, Gentle Disinfectants, Improved Resistance and More

Chosen for their relevance to, or potential application in, cosmetics and personal care products, Patent Picks are taken from publicly available sources. This edition features new technologies for preservation and antimicrobial benefits.

Lab Technician Measuring P H In Beaker Adobe Stock 296421026

Curie Co. Breaks pH Barrier with Launch of AmpliPQ, a High-Performance Sodium Benzoate Preservative

The system significantly extends the antimicrobial effectiveness of sodium benzoate up to pH 8.5 — far beyond its traditional range, per the company.

Euxyl Eco 910 Effisin La Natural

schülke Adds to ‘Clean’ Preservative Line: Euxyl ECO 910 and Effisin LA Natural

schülke continues to focus on its “clean,” safe and effective personal care preservative line with an addition of two more ingredients, euxyl ECO 910 and effisin LA natural.

Patent Picks—Natural Preservatives, Beta-Lactam for Hair Growth, Allyl Caproate for Sensory and More

Chosen biweekly for their relevance to personal care, Patent Picks are taken from publicly available sources. This edition features patents related to actives for skin and hair care as well as inventions to improve formulation stability, preservation and sensory attributes.

WomanResearcherMicrobePetriDishes850

Is Your Microbiology Lab FDA-compliant? Part II: Cultures, Growth Media, Reagents and Testing

This two-part article provides an overview of areas relevant to the U.S. Food and Drug Administration’s (FDA’s) inspection of cosmetic microbiology laboratories. Part 1 covered personnel, facilities and equipment, test materials and procedures, and documentation. Part 2 addresses microbial cultures and growth media, biochemical reagents, test procedures and more.

Nipaguard SCE Vita is based on 100% renewable sorbitan caprylate and offers a natural preservation system.

Clariant Presents Nipaguard SCE Vita and Aristoflex Sun to Address Evolving Preservation, Sunscreen Demands

These innovations are said to empower formulators to create the next generation of cosmetics and sun care products that meet rising expectations for eco-consciousness, efficacy and consumer experience.

Man Applying Fragrance Brown Jacket Glasses Adobe Stock 184550098

[updated] How Fragrance and Body Lotion Disarm OH Radicals Caused by the Human Oxidation Field

A new study in Science Advances examines how the natural human oxidation field can affect chemical exposures indoors – and how fragrances and personal care products such as body lotions alter these dynamics.

The Required D-Value: Evaluating Product Preservation in Relation to Packaging and Consumer Use/Abuse

Cosmetic and pharmaceutical products are subject to microbial contamination and spoilage during use. In 1970, Halleck published the recommendations of the Preservation Subcommittee of the Toiletry Goods Association Microbiology Committee, which stated that preservation studies should consider product formulation, manufacturing conditions, packaging, product stability and continued effectiveness of the preservative system during the intended use by consumers.

The discounted Early Bird rate of $325 ends in July. Submit now for the lower rate and update/amend entries through the Aug. 1 final deadline. www.AlleAwards.com

2025 C&T Allēs Early Bird Rate Ends July 1 — Submit Now, Save $200 and Amend Entry Through Aug. 1

The discounted Early Bird rate ($325) ends on July 1 for the 2025 C&T Allē Awards. Submit now at the lower rate and update/amend entries through the Aug. 1 final deadline.

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