More About Krill Oil Omega 3 is often referred to as “brain food”, because it is important in the development of cell membranes, signal pathways and other neurological systems. It is also a key component of the retina, and can therefore help maintain eye health and vision. Krill oil is a great source of the essential omega 3 fatty acids DHA and EPA and also provides Astaxanthin, a powerful antioxidant. It is the presence of astaxanthin that sets krill oil apart from standard Omega 3 gummies. Astaxanthin is thought to be 300 times more powerful than the vitamins A & E.