Well, it is true that nickels is poisonous to our health because it is one of the chemicals used in the industry. However, according to a lot of cases, nickels could lead to some respiratory diseases, and could not cause blindness, but the possibility exist. Anyway, you should avoiding eating such food, just in case ok? A healthy diet is needed to keep a healthy body and eyes.
Yes, it is possible for your eyes to cause blindness if you eat food contains of rich nickels which contain the material that cause the blindness. You should keep notice of the food you take which may have the effect on your eyes. You should eat more food with vitamin C to moisture your eyes. In addition, the carrot is such a good food that can be very helpful for your eyes.
The function of nickels in the human body is to stimulate the generation of blood. It would also promote the regeneration of red blood cell. When the human body lack of copper, the nickels will give full play to its biological activity. Right amount of nickel supply will increase the generation of red blood cell and white blood cell as well as hemoglobin. We can use nickel to heal the disease of anemia and cirrhosis for the hematogenesis function. Nickel will be one composition of insulin, the function equal to the coenzyme. It would reduce the blood sugar at the same way. So, nickel is useful to the human body. However, I find it no business with the nickel and the blindness. Just for your reference!