Advanced 4-in-1 is a special combination of high concentration fish oil and high absorption krill oil that has two times more Omega 3s vs. standard fish oil alone. This advanced formula goes beyond just heart health and provides benefits to four areas in the body: Heart, Joint, Brain and Eyes. Only one small softgel per day. Contains: Fish Oil; Krill Oil; Omega-3 Fatty Acids; EPA; DHA; Description: Omega-3 Softgel, 500mg.