Poly-Gamma-Glutamic Acid-Vitamin Complex and Use Thereof
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United States of America Patent
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Issued Date -
Jun 5, 2008
app pub date -
Mar 4, 2005
filing date -
Jun 24, 2004
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Abandoned
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Abstract
The present invention relates to PGA-vitamin complex containing poly-.gamma.-glutamic acid(PGA), vitamin preparations containing said PGA-vitamin complex or cosmetic compositions. The inventive PGA-vitamin complex having excellent hygroscopicity, moisturizing property and skin compatibility, which is a complex of poly-.gamma.-glutamic acid and vitamin, has the effect of sustained-release as well as improves stability of vitamin having the functions, such as promotion of metabolism, anti-oxidation effect, protection of cell wall, increasing immunity, prevention of dry skin and keratinization, anti-wrinkles and moisturizing skin, thereby being useful as cosmetic compositions and sustained-release vitamin preparations for various applications.
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