Ethos Pet Endymion Bright Eyes Eye Drops is the most advanced eye formulation ever developed and contains lubricants, vitamins and N-Acetyl-Carnosine which is a Powerful Super Antioxidant for Cataracts and other eye problems for dogs and other animals. If your pet’s eyes look dull, perhaps they are developing cataracts. We can help with our N-Acetyl-Carnosine Bright Eyes Eye drops that featured in Dogsworld and Living with Dogs. Just read the instructions which come with your order and apply the Drops; it is both painless and easy.