Recent in Preservatives (page 5 of 6)

Optimizing Formula Preservation

To ensure that a consumer-ready product is safe, an appropriate preservation strategy must be established for the development, manufacture and packaging of the formula, thus eliminating unacceptable levels of organisms such as pathogenic bacteria, fungi and mold that could grow and pose a health hazard to the consumer.

Parabens: Myth and Reality

This review offers an in-depth look at one of the most controversial scientific studies of recent years and explores the relevance of the results of this study and other selected studies to the current layman’s perception of the safety of parabens.

SCANCOS Defends Paraben Safety, Addresses Nanoparticles

The Scandinavian Society of Cosmetic Chemists (SCANCOS) defended the safety of parabens and addressed the safety of nanoparticles at its Sustainable Cosmetics Conference, held Nov. 5-6, 2009 in Malmö, Sweden.

Comparatively Speaking: Antimicrobial vs. Preservative vs. Antibiotic

Industry expert Anthony J. O'Lenick Jr. investigates the difference between an antimicrobial agent, a preservative and an antibiotic.

Paraben-free Preservation

Inolex Chemical Company has introduced a paraben-free preservative for personal care products that provides broad spectrum coverage at a neutral pH.

Flower, Berry-inspired Broad Spectrum Preservation

ISP has designed a nature-inspired, broad spectrum preservative for natural products. This ingredient is positioned as being one step closer to an all-natural preservative option.

Natural Preservation Based on Ayurveda

La’Ayur is a broad spectrum preservation system effective against gram-positive, gram-negative, molds and fungi. It also provides antioxidant, perfume, fixative and skin rejuvenation benefits.

Natural Preservation Through Cinnamon and Curry

Curry leaves are said to possess antioxidant, antimicrobial and anti-inflammatory properties. Meanwhile, cinnamon leaves are known to strengthen the immune system against diseases caused by fungi, viruses and bacteria.

Love for Preservatives

Questionable science has instilled a public sense of mistrust in preservatives, so formulators are challenged to find ingredients that preserve products without “preserving” them—or to at least find ways to reduce the levels of preservatives used in a product.

1,2-Alkanediols for Cosmetic Preservation

Straight chain 1,2-alkanediols are multifunctional ingredients with moisturizing and antimicrobial activities. Here, the authors examine the ability of these materials to boost the activity of preservatives and to provide broad-spectrum antimicrobial activity. In addition, the authors describe how to combine these compounds into formulations to optimize stability and efficacy.

Preserving Formulations Containing Alkyl Polyglucosides

The June 2008 issue of Cosmetics & Toiletries magazine featured an article from Cognis on the mildness of alkyl polyglucoside (APG) surfactants. The article stimulated the comments from readers and some of the questions are answered here.

Grapefruit Ap'peeling' as a Natural Preservative

Israeli company Citramed has been developing a new complex of compounds from grapefruit peel to inhibit the growth of a wide range of bacteria, fungi and yeast naturally.

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