Möller’s Lemon-Flavored Cod Liver Oil contains natural omega-3 from fish and vitamins A, D, and E. The omega-3 fatty acids DHA and EPA have a positive effect on normal heart function, while DHA is also important for normal heart function. Vitamins A and D contribute to a properly functioning immune system. Recommended daily dose for children ages 3 and up and adults: 5 ml (one spoonful).