Ocular manifestations of nutritional deficiencies:

VITAMIN B1(THIAMINE):
Corneal anesthesia

Conjunctival n corneal dystrophy

Acute retrobulbar neuritis

VITAMIN B2(RIBOFLAVIN):

photophobia

Burning sensation in eyes due to conjunctival irritation and vascularization of cornea.

VITAMIN C(ASCORBIC ACID):
H'age in conjunctiva, lids,anterior chamber,retina orbit.

Delays wound healing

VITAMIN D:

Zonular cataract
Papilledema
Increased lacrimation

VITAMIN A:
Xerophthalmia