Composition and functional food for preventing myopia

Abstract

The ophthalmic composition effective for the prevention or treatment of myopia or ocular diseases are provided. In particular, the present invention provides an ophthalmic composition effective in a growing child or a young person in whom myopia develops and progresses, as well as a middle-aged and elderly person in whom age-related ocular diseases such as cataract, glaucoma, retinal detachment, retinopathy, maculopathy, choroidal neovascularization, posterior staphyloma, and optic neuropathy develop, a functional food containing the ophthalmic composition, and a screening method capable of searching for the same. [Solution] The above problem is solved by an ophthalmic composition or functional food product containing at least one component selected from the group consisting of crocetin and its pharmaceutically acceptable salts and ginkgo leaf extract.

What is claimed is: 
     
         1 . A method of normalizing refractive changes in an eye of a subject in need thereof, the method comprising administering to the subject a composition comprising crocetin and/or a pharmaceutically acceptable salt thereof and  Ginkgo biloba  leaf extract as active ingredients. 
     
     
         2 . The method according to  claim 1 , wherein the daily intake of said active ingredients is 0.01-500 mg/day. 
     
     
         3 . The method according to  claim 1 , wherein the subject is a child, a near-industrial work, or an indoor worker. 
     
     
         4 . The method according to  claim 1 , wherein the composition is taken for at least three weeks. 
     
     
         5 . A method for preventing, treating, or inhibiting myopia progression in a subject in need thereof, the method comprising administering to the subject a composition comprising crocetin and/or a pharmaceutically acceptable salt thereof and  Ginkgo biloba  leaf extract as active ingredients. 
     
     
         6 . The method according to  claim 5 , wherein the daily intake of said active ingredients is 0.01-500 mg/day. 
     
     
         7 . The method according to  claim 5 , wherein the subject is a child, a near-industrial work, or an indoor worker. 
     
     
         8 . The method according to  claim 5 , wherein the composition is taken for at least three weeks.