Answer:
From a public health standpoint, vitamin A is of greatest importance in maintaining visual function. Worldwide, vitamin A deficiency results in approximately 250,000 to 500,000 cases of visual impairment per year, primarily in children in developing countries
Small amounts of vitamins are required in the diet to promote growth, reproduction, and health. Vitamins A, D, E, and K are called the fat-soluble vitamins, because they are soluble in organic solvents and are absorbed and transported in a manner similar to that of fats.
Vitamins are the organic macromolecules needed for growth and development. Vitamin A is needed for tissue repair, vision, and fetal development.
Fat-soluble vitamins can get dissolved in organic solvents like fats and have a similar pathway of transportation as that of fats. Vitamin A, D, E, and K are fat-soluble vitamins.
Vitamin A is a group of retinol and retinyl esters and is majorly concerned with male and female reproduction, immune system, vision, fetal development, and tissue repair.
It majorly functions in eye health, cell growth, and development, reproduction as it supports the differentiation of the cells and tissues.
Therefore, vitamin A is required for vision and fetal development.
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