Blogger Healthy Life: Carrots Elements.

Blogger Healthy Life

Selasa, 15 April 2008

Carrots Elements.

The 3 most important elements are Beta-carotene, Alpha Carotene, and Phytochemicals.


Beta carotene usually receives most attention when examining carrots. It is one of about 500 similar compounds called carotenoids, which are present in many fruits and vegetables.

The body changes beta carotene into vitamin A, which is important in strengthening the immune system, keeping the skin, lungs and intestinal track in order, and promoting healthy cell growth. Beta-carotene is found primarily in dark green, red, yellow, and orange-coloured plants, and is converted by the body into vitamin A and also works on its own. Photo of beta carotene under the microscope.

Vitamin A is a pale yellow primary alcohol derived from carotene. It affects the formation and maintenance of skin, mucous membranes, bones, and teeth, vision and reproduction. In addition dietary Vitamin A, in the form of beta carotene, an antioxidant, may help reduce the risk of certain cancers. However, beta carotene is much more than the precursor for vitamin A.
Only so much beta carotene can be changed into vitamin A, and that which is not changed contributes to boosting the immune system and is also a potent antioxidant.
Antioxidants fight free radicals and help prevent them from causing membrane damage, DNA mutation, and lipid (fat) oxidation, all of which may lead to many of the diseases that we consider "degenerative." Exposure to sunlight, cigarette smoke and air pollution, along with your body's every day cellular activities, cause free radicals to form. It is free radical havoc that scientists believe is pivotal in the development of age related degenerative diseases such as cancer, cataracts, arthritis, heart disease an even asthma. It is highly recommended that vitamin A be consumed from the diet rather than from supplements (particularly in the case of beta carotene), because vitamin A obtained from a varied diet offers the maximal potential of health benefits that supplements cannot. The
richest sources of preformed vitamin A are liver, fish liver oils, milk, milk products, butter, and eggs. Liver is an especially rich source because vitamin A is primarily stored in the liver of animals and humans.
Vitamin A is also found in a variety of dark green and deep orange fruits and vegetables, such as carrots, sweet potatoes, pumpkin, spinach, butternut squash, turnip greens, bok choy, mustard greens, and romaine lettuce. Beta carotene is the most active carotenoid (the red, orange, and yellow pigments) form of vitamin A, but it is inefficiently absorbed and converted to retinol in comparison to vitamin A from animal sources. As you can see Vitamin A intake is essential to human health.

Alpha carotene. Beta carotene is not the only carotenoid. Often overlooked, and also found in carrots, is alpha carotene. According to an article in NCI Cancer Weekly (Nov. 13, 1989), Michiaki Murakoshi, who leads a team of biochemists at Japan's Kyoto Prefectural University of Medicine, contends that alpha carotene may be more powerful than beta carotene in inhibiting processes that may lead to tumor growth. Murakoshi indicates that neuroblastoma (cancer) cells coated with carotenoids experience a drop in N-myc activity compared to untreated cells. N-myc is a gene that codes for cell growth-stimulating proteins and can contribute to cancer formation and growth. Alpha carotene was found to be about ten times more inhibitory toward N-myc activity than beta carotene. Murakoshi concludes that all types of carotenoids should be studied for possible health benefits.

Phytochemicals which are found in vegetables, fruits, and nuts, may reduce the risk of cancer, strokes, hinder the ageing process, balance hormonal metabolism, and have antiviral and antibacterial properties.
A phytochemical is a natural bioactive compound found in plant foods that works with nutrients and dietary fibre to protect against disease. Research suggests that phytochemicals, working together with nutrients found in fruits, vegetables and nuts, may help slow the ageing process and reduce the risk of many diseases, including cancer, heart disease, stroke, high blood pressure, cataracts, osteoporosis, and urinary tract infections. They can have complementary and overlapping mechanisms of action in the body, including antioxidant effects, modulation of detoxification enzymes, stimulation of the immune system, modulation of hormone metabolism, and antibacterial and antiviral effect.

From those 3 elements, carrots benefit our bodies by:

  • Boosting immunity (especially among older people).
  • Reducing photosensitivity (beta-carotene protects the skin from sun damage).
  • Improving symptoms of HIV.
  • Easing alcohol withdrawal symptoms.
  • Helping to heal minor wounds and injuries.
  • Reducing the risk of heart disease.
  • Reducing the risk of high blood pressure.
  • Cleansing the liver, and when consumed regularly, can help the liver excrete fats and bile.
  • Fighting bronchitis.
  • Fighting infection (vitamin A keeps cell membranes healthy, making them stronger against disease-causing microorganisms)
  • Improving muscle, flesh, and skin health.
  • Helping fight aneamia.
  • Reducing acne.
  • Improving eye health.

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