Astaxanthin is one of nature’s most supportive antioxidants.* Clinical studies have demonstrated that astaxanthin, a member of the carotenoid family, supports cardiovascular and immune health, as well as helps maintain healthy skin exposed to everyday environmental stressors.* Natural Factors Astaxanthin contains naturally derived astaxanthin, a form that has been studied for its antioxidant activity and profile compared to synthetic sources. Available in 6 mg and a high potency 12 mg for flexible use!