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A broad-spectrum preservative and biocide used to prevent the growth of microorganisms in cosmetic formulations, extending product shelf life.
May aggravate
Safety summary
Can be a sensitizer for some individuals; regulated for maximum concentration in cosmetics.
CAS Number
26530-20-1
1% line marker
This ingredient is commonly used as a marker to identify where ingredients drop below 1% concentration on the label.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.