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Section: Cosmetic Ingredients > Colorant
Colorant
Opacify Gels and Shampoos Naturally
Imerys launched a new natural mineral solution to impart opacity and whiteness to gel and shampoo formulas. ImerCare Opaque serves as an alternative to oil-derived opacifiers.
Colorant
Olaplex Launches No. 4P Blonde Enhancer Toning Shampoo
No. 4P Blonde Enhancer Toning Shampoo cleanses, tones, repairs and protects while keeping hair hydrated from roots to ends.
Efficacy
[video] Cosmetics R&D Vlog: Testing Color Retaining Shampoos and Conditioners
In this Cosmetics R&D Vlog entry, Michele Behrens, of
Cosmetics & Toiletries
, gained insights from Sabina Wizemann, senior chemist at the Good Housekeeping Institute, about the company's product testing and which products performed the best.
Method/Process
Rapid Colorimetric Analysis of para-Phenylenediamine in Henna-based, Non-permanent Tattoo Color Mixtures
In some henna mixtures, para-phenylenediamine (PPD) has illegally been added and it is responsible for complications such as allergic contact dermatitis. While high-performance liquid chromatography has previously been used to detect PPD, a colorimetric method that is faster and portable, described here, has been developed. For product developers, this method can be used to evaluate henna plant extracts.
Safety
Two New Reasons to Reexamine PFAS Safety, Exposure: Pregnancy and Sleep
Two recent studies have raised new alarm over PFAS. One found higher levels of PFAS in pregnant women who use cosmetics. The other associated sleep disruption with PFAS in young adults. These findings add to the public outcry over "forever chemicals."
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