Lutein is being studied in the AREDS 2 study that modified the original AREDS formula by adding lutein and Omega and omiting the vitamin A (which smokers should not take). Hopefully this very useful study will be released summer or fall of 2014.
JCH MD
You will need ask your liver MD. Make a copy of the contents to take in with you or to give over the phone.
JCH III MD