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Section: Cosmetic Ingredients > Preservation

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Sunscreen Preservation, 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.

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.

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Are You Up For the Global Preservative Challenge?

“We want to help academic researchers or small companies who don’t have the resources to get new ‘green’ preservatives to market.”

“We’re thrilled to unveil this year’s shortlist for the 2025 in-cosmetics Global Awards and extend our sincere thanks to our sponsor, Kenvue, for their continued support.'

In-cosmetics Global Unveils the 2025 Award Contenders

In-cosmetics Global has announced the much-anticipated shortlist for the 2025 Awards, to be presented April 8, 2025, in Amsterdam. Competing in seven categories, innovators will go head to head for top honors.

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[podcast] Holistic Product Protection in the Wellness Age

Today's market dynamics require balancing microbial protection and product stability with naturality, sustainability, being microbiome-friendly, etc. How can the formulator respond? Here, Ashland's microbial experts explain. Listen now; it's free.

Assessing the Safety of Parabens: Percutaneous Penetration and Risk Analysis

In cosmetics, parabens are widely used due to their low cost and efficacy. In recent years, however, some reports have claimed that these materials exhibit estrogenic activity, which has led to attempts to replace them in formulations. This article reviews penetration studies of parabens spanning the past 20 years to determine whether they pose a risk to human health.

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The Ultimate Protection for Sun Protection [FREE White Paper Download]

Sunscreens are more effective than ever, but today’s ultra-high SPF systems can be a challenge to preserve. This is particularly true when using modern, non-traditional preservation methods.

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Who optimizes the delivery of non-alcohol preservatives? We do.

Introducing the first preservative technology platform without alcoholic antimicrobials, based on an optimized delivery system.

Lotions, facial masks, sunscreens and scrubs are reported as the fastest-growing segments for cosmetic preservatives.

Phenols to Lead the Cosmetic Preservatives Charge Through 2027

Phenol derivatives are expected to grow with the highest CAGR, due in part to their gentle, non-irritating nature and the fact that they do not emit formaldehyde.

The competition was tight, and this year's contenders were put through a grueling review. Who will win? Join us to find out at Sept. 28 Awards Dinner, co-located with Beauty Accelerate. Register now.

Which Base Ingredient Will Win the C&T Allē Award?

Which base ingredient will win the Cosmetics & Toiletries Allē Award? Here are the finalist profiles. Find out who wins on Sept. 28, 2022, at the exclusive Awards Dinner, co-located with Beauty Accelerate. Register now.

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Build the Basics, Optimize Products, Formulate Naturals and Penetrate Skin

In addition to courses for the beginning chemist, natural products and optimization of formulas, Cosmetics & Toiletries has added Physiology of the Skin, featuring Zoe Diana Draelos, MD, to its online training program. Buy at Suppliers' Day and save! Visit booth 1345.

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Zataria, Syrian Catnip, Cinnamon and 'B.S.'? Essential Oils in the Literature

Considering the current popularity of essential oils, we offer the following brief literature review of recent and upcoming publications on research and development in this field.

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The Support of Family: Boosted Preservation Solutions to Protect Your Products

The boosting effect that ethylhexylglycerin has on many antimicrobial materials is well established and described in several patents, and schülke has created a family of ethylhexylglycerin preservative blends that provide a boosting effect to a range of materials.

The Importance of Formaldehyde-Donor Preservatives in Personal Care Products

Preservatives are critical ingredients in personal care products and cosmetics, where they help to ensure consumer safety as well as product performance and stability. Among these materials, formaldehyde-donor (FD) preservatives have demonstrated a long history of safe and effective use for controlling microbial growth.

Assessing the Safety of Parabens: Percutaneous Penetration and Risk Analysis

In cosmetics, parabens are widely used due to their low cost and efficacy. In recent years, however, some reports have claimed that these materials exhibit estrogenic activity, which has led to attempts to replace them in formulations. This article reviews penetration studies of parabens spanning the past 20 years to determine whether they pose a risk to human health.

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The Importance of Formaldehyde-Donor Preservatives in Personal Care Products

Preservatives are critical ingredients in personal care products and cosmetics, where they help to ensure consumer safety as well as product performance and stability. Among these materials, formaldehyde-donor (FD) preservatives have demonstrated a long history of safe and effective use for controlling microbial growth.

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The Ultimate Protection for Sun Protection [FREE white paper download]

Sunscreens are more effective than ever, but today’s ultra-high SPF systems can be a challenge to preserve. This is particularly true when using modern, non-traditional preservation methods.

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Proposed Method to Evaluate the Microbiological Stability of Cosmetics During Use

The authors propose an approach to assess the microbial stability of a product during use, referred to as the Microbiological Use Test (MUT), and apply this analysis in case studies to predict the microbiological risk of commercial products. The described test has been used successfully in the development of cosmetics.

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