Vitamin a

A vitamin is an organic compound required as a nutrient in tiny amounts by an organism. [1] A compound is called a vitamin when it cannot be synthesized in sufficient quantities by ... (more...)

Linus Pauling Institute at Oregon State University ... Vitamin A. Vitamin A is a generic term for a large number of related compounds. (more...)

This is one in a series of fact sheets containing information to help you select foods that provide adequate daily amounts of vitamins, minerals, and dietary fiber as you follow ... (more...)

Table of Contents. Vitamin A: What is it? What foods provide vitamin A? What are recommended intakes of vitamin A? When can vitamin A deficiency occur? (more...)

Your body needs vitamins to work properly. They boost the immune system, are essential for normal growth and development, and help cells and organs do their jobs. (more...)

Vitamin's mission is to produce original, innovative and aesthetically attractive products which are more than a little bit out of the ordinary (more...)

Facts : Vitamin A is a nutritional term that describes a family of essential compounds that are structurally related. A family includes retinol, retinal or retinaldehyde, retinyl ... (more...)

Vitamin A is an essential human nutrient. Vitamin A actually refers to a family of similarly shaped molecules: the retinoids. Its important part is the retinyl group, which can be ... (more...)

Vitamin A forms part of your daily diet, and plays a certain role in maintaining your health, vitality and wellbeing. (more...)

Alternative Names Return to top. Retinol; Carotenoids  Definition Return to top. Vitamin A is a fat-soluble vitamin. Function Return to top (more...)