medicalx - Antioxidants

Antioxidants

What are antioxidants?

Antioxidants are substances that slow or prevent the oxidation of important cell components in different ways. As scavengers of free radicals after reacting with the radicals are converted into a more stable and less damaging radicals, which is excreted by the body. Most of the antioxidants after they do their jobs, their life. Some (eg, vitamin C and vitamin E) restored and re-oxidation processes.
Studies show that antioxidants help inhibit the development of certain diseases. Reduce the risk of cancer, atherosclerosis and diseases related to smoking (lung cancer, cardiovascular disease). Delay also clouding the eye lens (cataract gray). They enhance the immune system, increase physical performance in its efforts and maintain nerve cells.
How do antioxidants work?
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Beta carotene

    * Supports the immune system
    * Prevents the development of cancer
    * Assist in the formation of healthy sperm

In the body converts into vitamin A, which

    * Keeps the skin moist and healthy
    * Protects the surface layer of skin, mucous membranes in the esophagus, intestines and kidneys
    * Strengthen the immune system
    * Maintain good vision

Vitamin E

    * Prevent aging
    * Prevents cell death
    * The importance for the development and maintenance of function of the nervous and muscular system

Vitamin C

    * Protects collagen
    * Supports the immune system
    * Controls the amount of sugar in the blood
    * Shields eyes from ultraviolet rays
    * Does not allow the accumulation of cholesterol on artery walls
    * Prevents blood thickening
    * Improves lung function
    * Improves iron absorption in the intestinal wall
    * Prevent the conversion of nitrate (preservative) in the carcinogenic nitrosamines
    * Participate in the formation of hormones (adrenaline and corticosteroids) that reduce stress and inflammation

Selenium

    * Protects the liver
    * Protects the body from the harmful effects of environmental pollution
    * Helps protect against cancer
    * Helps protect against heart disease

Against free radicals can not be protected, but can we make sure that the proper diet or vitamin products enter the body slightly larger amounts of antioxidants.

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