All the essential nutrients can be found in a vegetarian diet! (Coming from a vegetarian herself :))
Strabismus may cause reduced vision, or amblyopia, in the misaligned eye. The brain will pay attention to the image of the straight eye and ignore the image of the crossed eye. If the same eye is consistently ignored during early childhood, this misaligned eye may fail to develop good vision, or may even lose vision.
Answer:
All because they all contribute to your well being