Methods of using stable ascorbic acid compositions
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United States of America Patent
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Issued Date -
Aug 2, 2007
app pub date -
Dec 22, 2006
filing date -
Feb 2, 2006
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Abandoned
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Abstract
Excellent percutaneous absorption of vitamin C is achieved by pre-treating skin with a cationic constituent such as cationic salt or solution thereof prior to application of a vitamin C composition.
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