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Vitamin A is found in many foods. [56] Vitamin A in food exists either as preformed retinol – an active form of vitamin A – found in animal liver, dairy and egg products, and some fortified foods, or as provitamin A carotenoids, which are plant pigments digested into vitamin A after consuming carotenoid-rich plant foods, typically in red ...
Retinol, also called vitamin A 1, is a fat-soluble vitamin in the vitamin A family that is found in food and used as a dietary supplement. [3] Retinol or other forms of vitamin A are needed for vision, cellular development, maintenance of skin and mucous membranes, immune function and reproductive development. [3]
Vitamin A is found in many foods. [27] Vitamin A in food exists either as preformed retinol – an active form of vitamin A – found in animal liver, dairy and egg products, and some fortified foods, or as provitamin A carotenoids, which are plant pigments digested into vitamin A after consuming carotenoid-rich plant foods, typically in red ...
This is a list of antioxidants naturally occurring in food. Vitamin C and vitamin E – which are ubiquitous among raw plant foods – are confirmed as dietary antioxidants, whereas vitamin A becomes an antioxidant following metabolism of provitamin A beta-carotene and cryptoxanthin.
The Food and Drug Administration plans to update its definition of "healthy" foods. ... The old definition also required foods to provide at least 10% of the recommended daily amount of vitamin A ...
Well-researched human vitamin deficiencies involve thiamine (beriberi), niacin , [32] vitamin C (scurvy), folate (neural tube defects) and vitamin D (rickets). [8] In much of the developed world these deficiencies are rare due to an adequate supply of food and the addition of vitamins to common foods. [ 20 ]
“Vitamin deficiency can happen with certain conditions like malabsorption or pernicious anemia, for example, but for the average, otherwise healthy American, they get plenty of nutrients through ...
Therefore, foods high in vitamin D will be the best ways to prevent a deficiency, says Prest. Some of the best food sources of vitamin D, according to Prest, include: Salmon. Mackerel. Sardines ...
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