Compositions for topical use having melanin synthesis-inhibiting activity
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United States of America Patent
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Feb 5, 1991
Grant Date -
N/A
app pub date -
Sep 23, 1988
filing date -
Sep 25, 1987
priority date (Note) -
Expired
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Abstract
Compositions for topical use having melanin synthesis-inhibiting activity comprising kojic acid or its esters and at least one compound selected from the group consisting of azelaic acid, tropolone, lipoic acid, sorbic acid, glucosamine, derivative of glucosamine, tunicamycin, deoxynojirimycin, glutathione, cystein, hydroquinone, derivative of hydroquinone, dehydroacetic acid, chelidonic acid and lipoamide. The compositions have excellent human skin-whitening effect and anti-suntan effect.
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