What is one important function of Vitamin A?

Vitamin A plays a crucial role in the process of vision, particularly in low-light conditions. It is an essential component of rhodopsin, a pigment found in the retina that enables the eye to perceive light. When light hits the retina, Vitamin A is converted into a molecule called retinal, which is necessary for the phototransduction process—the conversion of light into electrical signals that are sent to the brain. This helps in adjusting to changes in lighting conditions, allowing for better night vision and overall visual acuity. Therefore, when discussing the important functions of Vitamin A, its role in vision and light accommodation stands out as a key aspect.