Macuguard ocular Support with Saffron is also contains an anthocyanin flavonoid extracted from european black currant berry. Cyanidin-3-glucoside encourages the regeneration of rhodopsin, a retinal compound that converts visible light to the electrical signals that reach the visual centers of the brain, especially in low light conditions. Rhodopsin needs to be continually regenerated, but scienceIngredients:Supplement Facts Serving Size: 1 Softgel Amount Per ServingMacuGuard proprietary blend: Phospholipids, marigold extract (flower) [providing 10 mg free lutein, 4 mgmeso-zeaxanthin trans-zeaxanthin], mixed carotenoids [providing 1.24 mg -carotene]173 mgSaffron extract (stigma)20 mgC3G (cyanidin-3-glucoside) [from European black currant extract (fruit)]2.2 mgOther Ingredients: Extra virgin olive oil, gelatin, glycerin, safflower oil, beeswax, palm oil, purified water, acacia gum, annatto color, potato maltodextrin.