The combination of spirulina, blueberries, calendula, and astaxanthin is perfect for your eyes and vision. It will help to improve eye health and relieve fatigue caused by a blue screen. The product can be used to treat eye diseases. It has a pronounced therapeutic effect on your body. Lutein acts as a powerful antioxidant, and blueberry improves night vision and activates blood circulation in the retina. Spirulina and astaxanthin protect against free radicals and stimulate collagen production.