... High quality health food materials4. Appearance: Blue-purple powder or Red-Purple powder Main Function (1)Improving night vision capability, protecting ... Co., Ltd. Business Type:Manufacturer Main Products Manufactured:Lutein Powder 5%-90%, Lutein Oil 5%-20%, Lutein CWS 5%, ... 80%,Grape Seed Extract 95%, Resveratrol 50%, 98%, 99%, Pine Bark Extract 95%, Genistein 98%, Ginkgo Biloba Extract 24/6 ...