Vitamin A (RETINOL)
In This Article We Are Providing Some Useful Info About Vitamin A (RETINOL) [Function,Natural Source,Daily Requirement].
Functions Of Vitamin A (RETINOL)
- It plays a vital role in normal vision.
- It is required for upkeep of epithelial cells i.e., mucous membrane, skin etc.
- It helps in skeletal growth.
- It protects against microbial infections in body.
- It also helps in wound healing.
- It helps in reproduction and gene expression.
- It also acts as antioxidant.
- It plays crucial role in learning by effecting hippocampus cells.
- It helps in promoting healthy hair, teeth, and gums.
- It helps in enhancing permeability of blood capillaries for better tissue oxygenation
- It is also essential for night vision.
Natural Source Of Vitamin A (RETINOL)
Vitamin A is widely distributed in animal and plant foods –in animal foods are preformed vitamin A (retinol), and in plant foods are pro-vitamins (carotenes).
- Animal Foods: Foods rich in retinol are liver, eggs, butter, cheese, whole milk, fish and meat. Fish liver oils are the richest natural sources of retinol.
- Plant foods: The cheapest source of Vitamin A is green leafy vegetables such as spinach amaranth. The darker the green leaves, the higher its carotene content. Vitamin A also occurs in most green yellow fruits and vegetables (e.g. papaya, mango, pumpkin) and in some roots (e.g., carrots).
- Fortified foods: Foods fortified with vitamin A (e.g. vanaspathi, margarine, milk) can be an important source.
Daily Requirment Of Vitamin A (RETINOL)
The recommended daily intake of Vitamin A is 750 micrograms for adults.