Important nutrients for the eyes Hardly any other sensory organ is as important to our quality of life as our eyes. However, our vision can deteriorate as we age. We gradually notice that our eyes aren't functioning as well, and this can restrict our activity. Dietary supplement for your vision Vitamin A, vitamin B2 (riboflavin), zinc and the omega-3 fatty acid docosahexaenoic acid (DHA) contribute to the maintenance of normal vision. The effect is noticeable with a daily intake of 250 mg of DHA. Vitamin C, vitamin E, zinc, and selenium contribute to protecting cells from oxidative stress. Zinc contributes to normal carbohydrate metabolism. Vitamin B1 (thiamine) contributes to normal energy-yielding metabolism. Vitamin B 1 (thiamin), vitamin B 2 (riboflavin), vitamin B 6 , vitamin B 12 , vitamin C, biotin and niacin contribute to the normal function of the nervous system (including the optic nerve). Instructions for use: Take the contents of 1 sachet daily with plenty of liquid during or after a meal.