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Penetration enhancers for skin care products?
What are some examples of penetration enhancers in skin care products that are/can be used specifically for the purpose of aiding deeper and/or better penetration of other ingredients through the skin?
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2 Replies
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You can take a look at this article https://www.ulprospector.com/knowledge/9837/pcc-how-to-improve-the-bioavailability-and-efficacy-of-skin-care-actives/
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Glycols have been used but can irritate
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