Ever hear of "beta carotene?" How about "lutein" or "lycopene?" These are some of the better known antioxidants from the family of compounds called "carotenoids." Astaxanthin is a wonderful nutrient that can do many things to make you feel better and help you to live longer. It can help reduce aches and pains from arthritis, joint soreness, and tendonitis. It also gives energy, increase strength and improve endurance. Astaxanthin improves the body's immune system and has many other benefits.