Zymaxid can be expensive if you don't have health insurance, prices at local pharmacies can vary greatly, but be prepared to pay as much as $100 for a 2.5ml bottle size of zymaxid 0.5 eyedrops.
Vitamin C helps with long term healthy vision support. Vitamin E helps with long term healthy vision support. R- Alpha lipoic acid is a powerful antioxidant that enhances glucose use in brain and eye cells. Usually a dose of 10 to 50 mg of R-Alpha lipoic acid can have a positive influence on vision.
What is Vitamin A Deficiency. The foremost answer to the question what is vitamin A good for, is to improve vision. Therefore, lack of vitamin A in one's diet can lead to poor vision. The diseases caused by lack of a particular vitamin / nutrient in the diet are known as deficiency diseases.