Hallstar Beauty is a leading provider of specialty chemistry solutions for skin care, sun care, color cosmetics, hair care, lip care and toiletries. Our extensive expertise in photostabilization science, oil-extracted, 100% vegetal eco-actives innovation, and functional naturals development sets us apart.
Hallstar’s global capabilities in product development, sales and manufacturing boast operations in the United States, Italy, France, China and Brazil, and benefit from the talented teams joining Hallstar from B&T, Oléos and Fortinbrás. Our product lines include the innovative technology from the well-known collections of those acquired brands.
In addition to hundreds of ready-made formulations, our experienced research and development team can work closely with you to develop innovative, custom solutions for your specific need.
CoSept™ B provides strong antimicrobial action against fungi and yeast. It is used as a co-preservative in order to increase the spectrum of activity. CoSept™ B is the least water-soluble of the parabens with global approval as cosmetic biocides. Like the...view more
CoSept™ B provides strong antimicrobial action against fungi and yeast. It is used as a co-preservative in order to increase the spectrum of activity. CoSept™ B is the least water-soluble of the parabens with global approval as cosmetic biocides. Like the other parabens, it is only effective at acidic pH. Its usage levels range from 0.001 to 0.2%. view less
CoSept™ E provides the good performance against Gram positive bacteria exhibited by all the parabens and has the same limitations regarding pH range (acidic only), system compatibility (avoid high levels of ethoxylates) and water solubility. Ethylparaben ...view more
CoSept™ E provides the good performance against Gram positive bacteria exhibited by all the parabens and has the same limitations regarding pH range (acidic only), system compatibility (avoid high levels of ethoxylates) and water solubility. Ethylparaben has been used in combination with Propylparaben in oral preparations for controlling fermentative action. It can be used alone, but is generally used at 0.10 to 0.25% levels with other CoSepts™ as the antifungal portion of the preservative system. view less
More than the many other parabens, CoSept™ IB provides strong antimicrobial action against fungi and yeast. It is used as a co-preservative with other CoSepts in order to increase the spectrum of activity. CoSept™ IB is among the least water-soluble of th...view more
More than the many other parabens, CoSept™ IB provides strong antimicrobial action against fungi and yeast. It is used as a co-preservative with other CoSepts in order to increase the spectrum of activity. CoSept™ IB is among the least water-soluble of the parabens with global approval as cosmetic biocides. Like the other parabens, it is only effective at acidic pH. Its usage levels range from 0.001 to 0.2%. . view less
CoSept™ M is an extra fine white powder with faint odor that is non-hygroscopic and generally recognized as safe (GRAS) for use as a preservative in foods. For over 50 years this neutral ester of para-hydroxybenzoic acid has functioned as an excellent bac...view more
CoSept™ M is an extra fine white powder with faint odor that is non-hygroscopic and generally recognized as safe (GRAS) for use as a preservative in foods. For over 50 years this neutral ester of para-hydroxybenzoic acid has functioned as an excellent bacteriostatic and fungistatic agent at low concentration against a wide range of organisms. view less
CoSept™ P is an odorless, extra fine, white powder that is non-hygroscopic and generally recognized as safe (GRAS) for use as a preservative in foods. For over 50 years this neutral ester of para-hydroxybenzoic acid has functioned as an excellent fungista...view more
CoSept™ P is an odorless, extra fine, white powder that is non-hygroscopic and generally recognized as safe (GRAS) for use as a preservative in foods. For over 50 years this neutral ester of para-hydroxybenzoic acid has functioned as an excellent fungistatic agent at low concentrations against a wide range of organisms. It is stable and active from pH 3 to 8. view less
CoSept™ PEP is a broad-spectrum preservative with ingredients approved for use in many countries. It is compatible with the vast majority of raw materials used in cosmetic and personal care products (highly ethoxylated compounds may reduce efficacy). It i...view more
CoSept™ PEP is a broad-spectrum preservative with ingredients approved for use in many countries. It is compatible with the vast majority of raw materials used in cosmetic and personal care products (highly ethoxylated compounds may reduce efficacy). It is a clear, thin, colorless to light straw-colored solution of five parabens in phenoxyethanol. The phenoxyethanol imparts a slight “rose essence” aroma to the product. view less
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