EPA and DHA (eicosapentaenoic acid and docosahexaenoic acid) contribute to normal heart function. The beneficial effect is obtained with a daily dose of 250 mg of EPA and DHA. BRAIN FUNCTION AND VISION DHA helps maintain normal brain function and normal vision. The beneficial effect is achieved with a daily dose of 250mg of DHA. 2 capsules after lunch and 2 capsules after dinner.