Meso-Zeaxanthin, Lutein, and Zeaxanthin belong to the same category of antioxidant carotenoids. While lutein and Zeaxanthin are found in leafy vegetables and fruits, Meso Zeaxanthin is rarely found in the diet. Nevertheless, all three supplements/ carotenoids act as protective antioxidants for the eyes and brain. Additionally, they support cognitive function, memory, sight, and mood.