KRILL+ BLEND For those who like to supplement a little extra, we have enriched our krill with some of the ingredients that make our other blends so special. Whole krill are saturated with our unique source of astaxanthin, beta carotenes, and Omega3 fatty acids and will keep your fish colorful and healthy. Ingredients: Krill, Astaxanthin, Beta-carotene,Omega3 Fatty Acids (DHA)