Composition for improving macular pigment density and preventing or treating age-related macular degeneration

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United States of America Patent

PATENT NO 9889173
SERIAL NO

14419938

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Abstract

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The present invention provides a composition for improving macular pigment optical density and preventing or treating age-related macular optical degeneration. The composition comprises lutein, zeaxanthin and tea extracts, wherein the weight ratio of zeaxanthin to lutein is more than or equal to 1. The composition may prevent formation of choroidal neovascularization to achieve effects on comprehensively preventing or treating age-related macular optical degeneration (AMD).

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Patent Owner(s)

Patent OwnerAddress
ZHEJIANG MEDICINE CO LTD XINCHANG PHARMACEUTICAL FACTORYSHAOXING ZHEJIANG 312500

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sun, Xiaoxia Xinchang County, CN 15 7
Xu, Xinde Xinchang County, CN 27 47
Zhang, Lihua Xinchang County, CN 49 182

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