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Section: Cosmetic Ingredients > Preservation

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The Preservative Quagmire

In this commentary, consultant Steve Schnittger, Ph.D., previously the vice president of global microbiology and fermentation in R&D for the Estée Lauder Cos., shares his thoughts and suggestions about preservation — a major pain point for the industry.

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Bridging the Gap

Consumers want natural products that are effective, but are also safe and sustainable. To bridge this gap, schülke provides euxyl® preservative blends and sensiva® multifunctional cosmetic additives that offer peerless protection for your leave-on, wet-wipe and sensitive skin applications.

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schülke is Up to the Challenge

Sunscreens, high oil phases, natural oils … all can be a challenge to preserve. This is particularly true when using modern, non-traditional preservation methods. sensiva® PA 40 is the perfect solution for these difficult-to-preserve systems.

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The Preservative Challenge: Free Ebook

Contaminants, stability, product spoilage and microbial growth are real threats to consumer safety, a company’s reputation and the bottom line. As such, Cosmetics & Toiletries offers this free ebook, sponsored by schülke, for formulation guidance. Download it today!

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[video] Natural Preservatives and the Microbiome

How might topical cosmetic preservatives influence one's microbiome? Here, Anna Crovetto, of Active Microtechnologies, describes research on this subject, presented during the latest IFSCC Congress.

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Schülke is Up to the Challenge

Sunscreens, high oil phases, natural oils … all can be a challenge to preserve. Sensiva® PA 40 is the perfect solution for these difficult-to-preserve systems.

Heating Up the Preservative Debate

A possible solution to the preservative-free cosmetic formulation conundrum may lie in the milk pasteurization process. Ultra-high-temperature (UHT) sterilization is the process of heating milk or cream to temperatures exceeding 275°F.

Heating Up the Preservative Debate

A possible solution to the preservative-free cosmetic formulation conundrum may lie in the milk pasteurization process. Ultra-high-temperature (UHT) sterilization is the process of heating milk or cream to temperatures exceeding 275°F.

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[podcast] The Bigger Issue Behind Microbial Contamination

Many cosmetic recalls in the U.S. relate to microbial contamination but not for the reason you might think. Here, experts from the Univ. of Cincinnati and PCPC explain why it's more than alternative preservatives to blame. Listen now. It's free.

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Preservative Efficacy Testing: Accelerating the Process

A preservative efficacy testing method, called accelerated double challenge, rapidly—in 14 days—assesses the ability of a product or material to resist microbial contamination. It also maintains a high degree of correlation with longer-term preservative challenge protocols.

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Cosmetics & Toiletries Unveils Beauty Themes for 2025

From skin and hair health, to holistic protection, mind-body beauty and integrated sensory experiences, 2025's media agenda will equip cosmetic chemists and beauty innovators to develop advanced products that compete in a dynamic, competitive marketplace.

Bench & Beyond: Preservative Boosters—Up Against the Wall

This column has shown that many preservatives and preservative boosters have their killing and boosting effects at the cell wall. It seems likely that at least some of the preservative boosters will never become listed preservatives because they’ve bumped against a different kind of wall — a regulatory one.

In this 'Read the Label' column, the author focuses on moisturizers and in particular, Revolution Skincare’s Hydration Boost.

Read the Label: Revolution Skincare's Hydration Boost

This "Read the Label" looks at the ingredients and claims for Revolution Skincare's Hydration Boost. It contains moisturizing, preservative and anti-aging ingredients such as Borneo tallow nut seed butter, phenoxyethanol, sodium hyaluronate and more.

The Safety Factor in Preservative Efficacy Testing

The authors explain how preservative efficacy testing is done to determine whether a formula is adequately preserved. Product contamination problems are frequently caused by inadequate preservation.

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Preserve and Protect: Shielding the Sunscreen Umbrella

The sunscreen market is trending toward higher SPF levels, but these formulas tend to be more difficult to preserve. This study shows how high-SPF sunscreens can be adequately preserved using nontraditional approaches combining antimicrobials and multifunctional additives with boosting aids.

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[podcast] The Ugly Truth About Cosmetic Marketing

Paraben-free—a marketing term that helped to propel consumer fear of ingredients such as preservatives and sulfates. Rob Ross-Fichtner, of Focal Point Research Inc., shared in an exclusive interview how this movement toward misinformation started, how groups perpetuating consumer mistrust responded and where the industry goes from here.

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Glide Down the SymOcide C Slide

Take a ride down preservative road with Symrise's SymOcide C. This ingredient meets current preservative trends, is globally approved and holds anitmicrobial properties, among other benefits.

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Solving the Mystery of Natural Product Preservation

Personal care formulators are aware that “natural” products can be difficult to preserve, but they may not be aware of all of the underlying reasons. The experts at schülke have solved the mystery, using non-traditional preservative systems to preserve natural products. Find out how schülke can solve your Natural Product Preservation mystery

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