Crystal of reduced glutathione and method for producing same

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United States of America Patent

PATENT NO 10858393
APP PUB NO 20190071466A1
SERIAL NO

16083487

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Abstract

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According to the present invention, a crystal of reduced glutathione having a reduced content of impurities, particularly L-cysteinyl-L-glycine and a method for producing the same are provided. The present invention relates to a crystal of reduced glutathione, wherein, in a high-performance liquid chromatography (HPLC) analysis, the peak area of L-cysteinyl-L-glycine is 0.02 or less with respect to the peak area of reduced glutathione which is taken as 100.

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Patent Owner(s)

Patent OwnerAddress
KYOWA HAKKO BIO CO LTDTOKYO TOKYO METROPOLIS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukumoto, Kazunari Tokyo, JP 13 27
Iguchi, Maya Tokyo, JP 4 3
Nagano, Hiroshi Tokyo, JP 69 779

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