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Vitamin A: Why Do We Need It?
Vitamin A: Why Do We Need It?
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Vitamin A deficiency is rare in advanced countries like Singapore because vitamin A is easily obtained from food. Instead, the main concern with this fat-burning vitamin is toxic overload. 

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  All about vitamin A 

 According to pharmacists, because vitamin A is a fat-producing vitamin, the excess may not be lost but will be stored in the body’s napkins, usually the liver. Any excess buildup can lead to a toxic pattern known as vitamin A excess.  Vilitra 40 mg Vardenafil and Vilitra 60 mg Vardenafil can prevent and treat erectile dysfunction in men.

 The use of nutritional supplements is intended to support nutritional deficiencies or maintain current nutritional status, not to compensate for vitamin deficiencies. People with conditions that put them at risk for vitamin A deficiency similar to cystic fibrosis, pancreatitis, and biliary suppression, or who are frequently intoxicated, should seek medical attention. 

 .  The recommended dietary intake of vitamin A (RDA) for a  healthy adult in Singapore is 2,500 IU (750 mcg retinol) per day. The best commercially available health supplements contain vitamin A between 2,500 and 10,000 IU. 

  Elegant Food Source of Vitamin A 

 There are two main forms of vitamin A, preformed vitamin A (retinol, retinal, retinoic acid, and retinyl ester) and provitamin A  carotene (beta-carotene and others). 

  You can get vitamin A directly from animal sources (retinol) or from industrial sources (carotenoids and beta-carotene, which the body converts to vitamin A). The best sources of vitamin A 

 Eggs, beef and liver funk, dairy products (like milk, fat, and junk) 

  Industrial source of vitamin A 

 Lush, dark vegetables (kale, spinach, collard greens), orange fruits and vegetables (apricots, papaya, mangoes, cantaloupe,  squash, sweet potatoes, peppers) 

  Why do you need vitamin A? 

 You need vitamin A for good vision (especially night vision), healthy skin and bones, healthy reproductive organs, and fetal development. The elderly and obese, chronically ill, and those with gastrointestinal problems, such as intestinal disorders and Crohn’s disease, are more likely to have vitamin A deficiency. 

  Vitamin A Prevents Cataracts 

 Current data do not support the use of antioxidants (beta-carotene, vitamin C, vitamin E) in the prevention of cataracts. The benefits of beta-carotene alone or in combination with other antioxidants have not been shown to help or slow the progression of cataracts. 

  Vitamin A for age-related macular degeneration (AMD) 

 In the Age-Related Eye Diseases Study (AREDS), the use of dietary supplements high in antioxidants (beta-carotene, vitamins C and E) in combination with zinc, was established. to slow down the progress of the complaint in the case of certain forms. Mid-range or high-end AMD.  The effect of beta-carotene alone on AMD was not measured in this study. Smokers should not use this supplement unless directed by their scammers. Beta-carotene supplements have been shown to increase the risk of lung cancer in smokers. 

 Vitamin A for dry eyes (xerophthalmia) 

 Vitamin A is indicated for the prevention and treatment of symptoms of vitamin A deficiency, similar to dry eyes (xerophthalmia) and night blindness. Therapeutic bolus doses of vitamin A to treat this condition should never be accepted without close medical supervision.  Vitamin A to improve skin condition 

 Common skin care products containing vitamin A analogs are used to treat acne, lighten dark spots, and reduce wrinkles. Oral vitamin A analogs have also been indicated for the treatment of acne, psoriasis, and other skin conditions, but not without side effects. 

  Large doses of vitamin A  can still lead to dry skin and lips, chapping, spasms, itching, and sagging skin. 

  Signs of vitamin A deficiency 

 The most common signs of vitamin A deficiency include 

  •   Goosebumps 
  •  Soft eye (xerophthalmia) 
  •  White acne in hair follicles 
  •  Loss of appetite 
  •  impaired taste and smell 
  •  poorly developed bones 
  •  Frequent eye infections and viruses 

 however, these can also be caused by other causes and you should not try to rehabilitate yourself by taking a lot of vitamin A. 

Signs of vitamin A poisoning 

 High doses of vitamin A supplements can lead to vitamin A toxicity. Pay attention to these signs 

  •   Headache 
  •  Nausea and vomiting 
  •  Tired 
  •  Loss of appetite 
  •  corruption 
  •  Muscle pain and weakness 
  •  blurred vision 
  •  Peeling  skin, brittle nails 

 Always try to get all the nutrients needed for a balanced diet. Supplementation may be considered for people whose dietary intake of vitamin A is unhealthy and who do not have other underlying medical conditions. 

 However, supplementation is not necessary, except on the advice of the baker, if your previously healthy intake of vitamin A was tolerable.

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