Natural astaxanthin oil is a dark red viscous astaxanthin oil extract from crushed haematococcus pluvialis cells. Itâ??s ready for softgel capsules, tablets, cosmetic and health care formulations, functional food & beverages, food additive & coloring, animal feed and nutrition, nutraceutical products and sports nutrition. Concentrations: 5%, 10% by HPLC/ UV