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Used as a preservative in skincare products. It can be a skin sensitizer.
References for this information:
Skinmed, May-June 2005, issue 3, pages 183-185
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Paula Begoun is the best-selling author of 20 books about skincare and makeup. She is known worldwide as The Cosmetics Cop and creator of Paula’s Choice Skincare. Paula’s expertise has led to hundreds of appearances on national and international radio, print, and television including:
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