AstaReal astaxanthin is a natural carotenoid derived from microalgae with potent antioxidant properties. Astaxanthin helps provide protection to the nervous system, brain, and skin from free radicals.*. No lactose, gluten, starch or artificial flavors. One per day *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.