Supports Joint, Skin and Eye Health Naturally with Results You Can Feel. Also supports Brain Health, Recovery from Exercise, Supports Skin during Sun Exposure, and Supports Immune FunctionBioAstin by Nutrex Hawaii has been the Nation's #1 brand of Astaxanthin for over a decade and is the highest quality Astaxanthin on the marketBioAstin is recommended for individuals interested in supporting quick recovery from strenuous exercise or physical activity or those interested in reducing oxidative stress that causes soreness and stiffnessAstaxanthin is one of nature's most powerful antioxidants; it's 100 times stronger than Vitamin E and 800 times stronger in relative antioxidant activity than CoQ10BioAstin Hawaiian Astaxanthin is grown naturally in Kona Hawaii. Our unique farm to bottle process ensures high quality products from a source you can trust