FloraGLO® Lutein & OPTISHARP® Zeaxanthin are naturally occurring nutrients that are sourced from Marigold flowers in Switzerland. You can naturally obtain the amount of Lutein and Zeaxanthin in 2 capsules of Vision Shield by consuming 5 cups of broccoli or 40 eggs (we don't recommend you try that).
Fish oil (Omega-3 DHA) is manufactured in Norway from fish caught in various fishing zones: off the coasts of Peru, Chile, Morocco & Turkey.