Great eye health begins with Macutene Protect by Eyecheck. Macutene Protect is an ultra-premium, physician formulated eye health supplement designed to support a healthy macula and retina. The Macutene Protect formula provides a wide range of essential ingredients clinically known to support eye health. With bilberry, quercetin, green tea extract, the highest levels of lutein and zeaxanthin, and several 3rd party certifications, our formula stands out from the other eye supplements in the market. Macutene Protect is NSF certified and has more than double the lutein and zeaxanthin than popular AREDS 2 clinical trial based products and powerful antioxidants (bilberry, quercetin, & EGCG). Macutene contains more than 10 times the amount of lutein and zeaxanthin found in the average American diet, in the same 5:1 ratio as found in nature for increased nutrient availability.This product and all of our products at Eyecheck is manufactured in an NSF certified cGMP facility in the United States using ingredients from around the world.