Research published in 2015 by the U.S. National Eye Institute showed that 6 AREDS 2 ingredients were critical in supporting the health of the eye in macular degeneration. This article explains the development and final conclusions of that research.
Published studies support that 40 mg zinc and 1 mg copper, in a 40 to 1 ratio, has lower side effects and no significant difference in efficacy for macular degeneration when compared with 80 mg zinc and 2 mg copper as a daily dose. Furthermore, some people with specific complement factors may do worse with zinc.
Turmeric has been used in cooking for thousands of years. This spice is becoming increasingly known for being more than just a way to add flavor to food. Its medicinal properties have been slowly revealing themselves over the centuries. Today, science is finding a growing list of conditions that may benefit from turmeric.
Similar to Vitamin E, which has active Right-handed and inactive Left-handed isomers, there are three optical isomers of Zeaxanthin: R-R form found in Nature (corn, persimmons, kale, turnip greens, collard greens, romaine lettuce, broccoli, zucchini, peas, brussel sprouts, red peppers), Meso-zeaxanthin (R-L form) found only in the primate retina but nowhere else in the body, and L-L form, which is not found in nature.