Vitamin A is an excellent treatment for visual disorders, promotes bone growth, protects and maintains healthy skin.
Where is the vitamin A
Vitamin A is cod liver oil, liver, egg yolk, butter, and in many vegetables such as raw carrots, spinach, cabbage , broccoli, cabbage, garlic, wheat germ oil, parsley, Tarass, watercress, squash , fresh spinach, chicory, tomato , lettuce. Among the fruits, are a source of vitamin A melon, apricot, peach, orange and watermelon. It is usually contained in all plants of yellow-orange.
In terms of composition, is preformed in food (retinol) or in the form of provitamin A (carotenoids). Carotenoids (including beta-carotene is the main one) are precursors of vitamin A, that are transformed into vitamin A by the body. Vitamin A deficiency is very rare because it takes several months of poor nutrition before showing the symptoms of deficiency, since the body has high reserves of vitamin A in the liver.
The main functions of vitamin A
Vitamin A is essential for the proper functioning of the retina and visual impairments. It acts as a cofactor in several enzyme systems and is essential for bone growth and testicular and ovarian function. Vitamin A is also involved in embryonic development, regulating the growth and differentiation of tissues. Carotenoids are important primarily for their antioxidant action.
Vitamin A protects and maintains healthy skin, hair, mucous membranes, strengthens the body against infection of the lungs and is useful in the treatment of acne, the boils, ulcers of the skin (applied externally). A carotenoid which can be particularly useful for dieting is lycopene, which is very rich tomato: thanks to the antioxidant that protects cells from aging and degenerative damage produced by free radicals (in a far more effective than the common carotenoids), it prevents oxidation of LDL cholesterol, responsible for the formation of atherosclerotic plaques.
Find out if you need vitamin A
Reply to this test-drive: learn to read the symptoms of vitamin A deficiency and to take the active ingredient you need in the right dose.
– Lately you’ve noticed a lowering of view and see evil in the dark?
– The mucous membranes of the mouth and nose are often dry?
– The skin cracks easily and tends to become thick and hard?
If you answered yes to at least two questions you probably need vitamin A
How to take Vitamin A
You can make it through the foods listed stock (not too raw or cooked), preferably in combination with beta-carotene (carrots are rich) that the body converts into vitamin A. A simple solution to take the vitamin A is to take a capsule of cod liver oil, a slice of melon or three dried apricots a day.
Be careful not to match the intake of vitamin A alcohol, coffee, tobacco, antibiotics and cortisone, which neutralize the effect, even the prolonged cooking destroys the vitamin.