Vitamin That Helps You See In The Dark
Introduction
Do you ever wonder how some animals can see in the dark? Surprisingly, it is not just their eyesight that allows them to do so. In fact, there is a specific vitamin that helps them see in low light conditions. This vitamin is also essential for human vision and is known as Vitamin A.
What is Vitamin A?
Vitamin A is a fat-soluble vitamin that is important for maintaining healthy vision, skin, and immune system. It is also known as retinol and is found in both animal and plant-based foods. Animal sources of Vitamin A include liver, dairy products, and fish while plant sources include carrots, sweet potatoes, and spinach.
Vitamin A and Vision
Vitamin A is essential for vision as it helps to form the pigment rhodopsin in the retina. Rhodopsin is a light-sensitive protein that is responsible for enabling us to see in low light conditions. Without sufficient Vitamin A, our eyes cannot produce enough rhodopsin and our vision can become impaired.
Vitamin A Deficiency
Vitamin A deficiency is a serious issue in many parts of the world, particularly in developing countries. It can lead to a condition called night blindness, which is the inability to see in low light conditions. In severe cases, it can also cause xerophthalmia, a condition that can result in blindness.
Benefits of Vitamin A
Vitamin A has several other benefits besides maintaining healthy vision. It is essential for maintaining healthy skin, as it helps to prevent dryness and premature aging. It is also important for the immune system, as it helps to fight off infections and diseases.
Recommended Daily Intake of Vitamin A
The recommended daily intake of Vitamin A varies depending on age and gender. For adult males, the recommended daily intake is 900 micrograms, while for adult females, it is 700 micrograms. Pregnant women require higher levels of Vitamin A, with a recommended daily intake of 770 micrograms.
Conclusion
In conclusion, Vitamin A is essential for maintaining healthy vision and overall health. It is found in a variety of foods, with animal sources being the richest. If you are concerned about your Vitamin A intake, speak to your healthcare provider who can advise you on whether you need to take a supplement.