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Prepare for skin whitening foods: Japanese firm files patent

By Hayley Brown , 02-Jul-2010
Last updated on 03-Jul-2010 at 00:08 GMT

A Japanese firm, Maruzen Pharmaceuticals, has filed a patent for a skin-whitening agent to be used in food and beverage products.

According to the patent, which appeared on the European Patent Office's website, the agent which has "excellent skin-whitening effects" includes: an extract of fermented leucaena (Leucaena leucocephala), an extract of fermented guava (Psidium guajava) and an extract of fermented Curcuma longa.

The firm that filed the patent specialises in researching the benefits of botanicals.

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