[TTFX]

So a normal lutein/zeaxanthin gelcap and some extra Vitamin A as beta carotene would seem to be enough.

- - - - - - -

This study found that long-term use of beta-carotene, lutein or retinol supplements may increase lung cancer risk.

https://www.cancercarewny.com/content.aspx?chunkiid=21803

[ConservativeMind]

And other researchers said and showed that association, was stupid:

https://academic.oup.com/aje/article/170/3/401/105758

[ConservativeMind]

Just don’t smoke, which is what Yul Brenner told us, too.