Astaxanthin is a powerful carotenoid and antioxidant and has been shown to have many health benefits. Here are links to some recent clinical studies*.

Antioxidant Strength

J Med Food. 2011 Nov;14(11):1469-75. doi: 10.1089/jmf.2011.1626. Epub 2011 Sep 1.

Protective effects of Haematococcus astaxanthin on oxidative stress in healthy smokers.

Skin Health

J Med Food. 2014 Jul;17(7):810-6. doi: 10.1089/jmf.2013.3060. Epub 2014 Jun 23.

Supplementating with dietary astaxanthin combined with collagen hydrolysate improves facial elasticity and decreases matrix metalloproteinase-1 and -12 expression: a comparative study with placebo.

Acta Biochim Pol. 2012;59(1):43-7. Epub 2012 Mar 17.

Cosmetic benefits of astaxanthin on humans subjects.

Endurance and Joint/Tendon Health

J Sports Med Phys Fitness. 2012 Aug;52(4):382-92.

Effect of astaxanthin supplementation on muscle damage and oxidative stress markers in elite young soccer players.

Int J Sports Med. 2011 Nov;32(11):882-8. doi: 10.1055/s-0031-1280779. Epub 2011 Oct 7.

Effect of astaxanthin on cycling time trial performance.