Stable compositions containing biologically active components
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United States of America Patent
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Oct 26, 1999
Grant Date -
N/A
app pub date -
Sep 30, 1997
filing date -
Sep 30, 1997
priority date (Note) -
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Abstract
The present invention relates to stable water-containing cosmetic or pharmaceutical compositions which comprise a biologically active agent and an enzyme-based oxygen-scavenging antioxidant system. The composition preferably comprises an antioxidant system comprising effective amounts of an oxidase, a substrate for the oxidase, and a peroxidase, and at least one species oxidizable by hydrogen peroxide, such as iodide and/or thiocyanate anions.
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