Vernix Caseosa: The Ultimate Natural Cosmetic?

Many research articles have been published since the turn of this century investigating the origin, composition, function and potential benefits of vernix caseosa. Not only does this research provide an understanding of the formation of perfect young skin, some of it can be translated into benefits for the cosmetic industry. The present review summarizes the current knowledge of vernix caseosa and discusses the underlying principles by which vernix caseosa operates; this can be applied in moisturizing and barrier-enhancing products, although the proteolipid biofilm itself cannot be used directly on the human body. The most important characteristic of vernix caseosa is its controlled degree of occlusivity—neither too much nor too little.

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