Nature Zone Turtle Eye Vitamins are a way to get your turtle the vitamins they need. Simply add 2 to 4 drops daily to your turtles food or you can apply it directly into your turtles mouth. You will want to repeat this treatment daily for one to two weeks until symptoms disappear. This is a formula of minerals, vitamins, phytonutrients and beta-carotene. Use this product for preventing eye disorders in turtles. 2oz bottle.