Konya (Turkish pronunciation: [Ëkon.ja]; Greek: á¼°ÎºÏÎ½Î¹Î¿Î½ IkÃ³nion, Latin: Iconium) is a major city in the Central Anatolia Region of Turkey. It is the seventh-most-populous city in Turkey. As of 2016[update], Konya has a population of over 2.1 million.
Vitamin A is needed by the retina of the eye in the form of retinal, which combines with protein opsin to form rhodopsin, the light-absorbing molecule necessary for both low-light (scotopic vision) and color vision. Retinol, the form of vitamin A absorbed when eating animal food sources, is a yellow, fat-soluble substance. 2  Since the pure alcohol form is unstable, the vitamin is found in tissues in a form of retinyl ester. 3  It is also commercially produced and administered as esters such as retinyl acetate or palmitate.
Vitamin/Mineral : Why It Is Needed : Where It Is Found : Vitamin A (Retinol) Necessary for cell growth. Helps fight infection. Essential for healthy skin, good blood, strong bones and teeth, kidneys, bladder, lungs, and membranes. Helps in the maintenance of good eyesight. Fish liver oils, liver, dairy products, carrots, cantaloupe, peaches, squash, tomatoes, all green and yellow fruits and vegetables.