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Section: Cosmetic Ingredients > Preservation

David Steinberg discussed preservatives and particularly, preservative regulations in the U.S., Canada and the EU; their usage in products; and how the outlook on preservatives impacted the cosmetic industry.

Midwest SCC Outlines Preservative Formulating and Regulations

At the May 2021 Midwest SCC virtual meeting, David Steinberg discussed preservatives; particularly regulations in the U.S., Canada and the EU, as well as their use in products and how the outlook on preservatives impacts the cosmetic industry.

Makeup Powders Preservation and Water Activity

Spores of Bacillus subtilis and selected molds were used to demonstrate the impact of different thermodynamic water activities on the behavior of microorganisms inoculated in makeup powders with or without preservatives.

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Building Bridges Between Science and Nature

schülke’s sensiva line of multifunctional additives provides personal care products with a balance between efficacy and natural. The latest evolutions of this line, sensiva PA 30 and sensiva PA 40, are as gentle as natural ingredients and as effective as traditional preservatives.

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Building Bridges Between Science and Nature

schülke’s sensiva line of multifunctional additives provides personal care products with a balance between efficacy and natural. The latest evolutions of this line, sensiva PA 30 and sensiva PA 40, are as gentle as natural ingredients and as effective as traditional preservatives.

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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.

New Answer to Tissue Engineering, Delivery and Preservation

Advances in organic gel nanomaterials could push tissue engineering, preservation and delivery systems to a new level.

CTFA Preservative Challenge and Stability Testing Survey

CTFA conducted a survey in 1999 to determine the consistency of the industry's procedures for preservative and stability testing used by the cosmetic industry.

2005 Preservatives Use: Frequency Report and Registration

The U.S. Food and Drug Administration (FDA) compiles frequency of use data from registrations submitted through the Voluntary Cosmetic Registration Program (VCRP). Here, a review of the latest preservative data collected is presented as well as a discussion of the importance of the registration program.

Providing fungal protection, Lonza’s Glycacil 2000 and Glycacil L are preservatives that can replace parabens in personal care formulations.

Lonza Replaces Parabens with Glycacil 2000 and L

Providing fungal protection, Lonza’s Glycacil 2000 and Glycacil L are preservatives that can replace parabens in personal care formulations.

EC Restricts Use of Propylparaben, Butylparaben and MCI/MI

The European Commision has adopted two measures restricting the use of butylparaben, propylparaben and methylchloroisothiazolinone (and) methylisothiazolinone in cosmetic products.

Work published in Cosmetics outlines how reducing water activity in o/w emulsions by using natural humectants can provide a formulation preservation strategy while improving the skin's barrier function.

Water Activity Strategy Boosts Microbial Stability and Barrier Function

Work published in Cosmetics outlines how reducing water activity in o/w emulsions by using natural humectants can provide a formulation preservation strategy while improving the skin's barrier function.

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Alternative Preservation for Wet Wipes and Cold Process Cosmetics

Hurdle technology is a holistic formulation approach that assesses the impact of multiple factors on the ability of a formulation to support microbial growth. A particular challenge has been the identification of ingredients that can be used in the hurdle technology approach for solutions and emulsions in non-woven substrates, and INOLEX has created two ingredients to help formulators address this need.

Jeen Combines Organic Acids and Boosters for Alternative Preservation

Jeen International Corp. has combined organic acids and efficacy boosters in a glycerin base to offer formulators an alternative to traditional preservatives.

Alternative preservation is allowing formulators and brands to make free-from claims, while leveraging multifunctional technologies.

[in-cosmetics Global] Alternative Preservation and Free-from Breakthroughs

Alternative preservation innovations from Lonza, Evonik, Clariant, Imerys, Chemyunion, Inolex and Sino Lion.

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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Boost Preservation with Ashland's TCM- and Ayurveda-inspired Phyteq Raspberry

Ashland's Phyteq Raspberry multifunctional preservative booster, in natural and nature-identical formats, is based on a compound utilized for centuries in traditional Chinese medicine and ayurveda.

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An Offensive Defense: Minimizing Preservatives, Maximizing Protection and Resources

Designing formulations with maximum preservation efficacy using minimum preservative quantities is vital for several reasons, outlined here. This strategy is referred to as an “offensive defense,” and requires leveraging the right preservatives and levels for given formulation designs.

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Microbiological Considerations for Refillable Bulk Cosmetics: Survey and Commentary

The commercial sale of refillable products in bulk now includes liquid galenic formulas. Their diverse flow chains pose unique microbial challenges, as shown here, underlining the importance of flow chain planning and assessment tools/strategies.

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