Use of 3,4-dihydroxy-mandelic acid for protecting against oxidative damage caused by ultra-violet light
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United States of America Patent
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Issued Date -
Mar 20, 2003
app pub date -
Sep 13, 2002
filing date -
Mar 18, 2000
priority date (Note) -
Abandoned
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Abstract
The invention relates to the use of 3,4-dihydroxy-mandelic acid as an anti-oxidant and/or free-radical scavenger for protecting the skin, in particular human skin against oxidative damage caused by ultra-violet light and also for protecting cosmetic or pharmaceutical preparations, other objects and foodstuffs against oxidation and/or photo-oxidation.
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