CHOICE™ Astaxanthin uses AstaReal™ astaxanthin — with quality and stability. AstaReal astaxanthin is a good source of antioxidants. AstaReal uses precision cultivation techniques in advanced facilities, producing natural astaxanthin in a purified, sterile environment.Astaxanthin’s structure allows it to provide antioxidant protection in all cell layers, whereas other antioxidants are more limited.CHOICE Astaxanthin is made exclusively in a 6-mg serving to help promote healthy body.Daily exposure to free radicals — contained within the air we breathe and the food we eat — results in ongoing, long-term physical stress. The widespread oxidative stress they cause to all systems of the body is also believed to be a primary contributor to what we call the aging process. Astaxanthin works against free radicals by providing antioxidant defense to help protect the body on a cellular level.