Vitamin A (also called retinol) It supports the health of vision, skin and immunity of the body. It is also essential for the normal functioning of the brain.
Vitamin A - Benefits for Eye, Leather and Immunity
Vitamin A is fat soluble ovitamin that is naturally present in many foods. Is firstly recognized for its highly antioxidant properties.
Antioxidants are substances that protect the cells against the effects free radicals. They could play an important role in heart disease, cancer and other conditions, including stress or chronic fatigue.
Benefits for the eyes:
- increases visual acuity at night
- improves vision and helps improve eye diseases
- protects the cornea
- reduce the risk of eye infections
- It prevents cataract occurrence
- slows down the macular degeneration
- maintain the lubrication of the eyes
Benefits for the skin:
- balances sebum production
- improves the appearance of skin affected by acne or psoriasis
- It has antiaging effect, due to the content of retinol and beta-carotene
- contributes to reducing pigment stains and reducing stretch marks
- regenerates cells and offers more skin elasticity
Benefits for immunity:
- It was initially called "anti-infection vitamin"
- participates in the production and formation of leukocytes
- has a strong antioxidant effect
- help maintain normal iron metabolism
- plays an essential role in the process of cell differentiation
- ensure the proper functioning of the whole body
Beyond use as oral supplement, vitamin A is used in topical creams to reduce fine wrinkles, stains and roughness and to treat acne.
Natural sources of vitamin A
Vitamin A compounds are found in both foods of animal and vegetable origin and come in two different forms: vitamin A preformed and provitamin a.
Preformed vitamin A It is found in fish, organ meat (such as liver), dairy products and eggs.
Carotenoids of provitamin a are transformed into vitamin A by the body. They are found in fruits, vegetables and other herbal products. Most commonly carotenoid provitamin A in food and dietary supplements is Beta-carotene.
For example, beta-carotene is transformed into retinol (an active form of vitamin A) in the small intestine.
You can get the recommended amounts of vitamin A eating a variety of food, including the following:
- Some types of fish, such as herring and salmon
- Vine liver and other organs (which are also rich in cholesterol, so limit the amount you eat)
- Vegetables with green leaves and other green, orange and yellow vegetables, such as spinach, sweet potatoes, carrots, broccoli and pumpkin
- Fruits, including watermelon, mango and apricots
- Dairy products such as milk and cheese
- Fortified cereals for breakfast
- Eggs.
Recommended daily quantity, contraindications and overdose
The amount of vitamin A You need it depends on age and sex. It is recommended that men receive 900 mcg, women 700 mcg, and children and teenagers 300–600 mcg of vit. A per day.
Can Vitamin A be harmful?
Yes, the high intake of certain forms of vitamin A can be harmful. Obtaining too much vit. Preformed (usually from supplements or certain drugs) can cause Severe headaches, blurred vision, nausea, dizziness, muscle pain and coordination problems.
Do I get enough vitamin A?
Vitamin A deficiency is rare because most people receive sufficient vit. A of the foods you consume. However, deficiency is common in many developing countries, especially in young children.
Certain groups of people may encounter a vitamin A deficiency:
- Premature infants
- People with cystic fibrosis
- People with Crohn disease, ulcerative colitis or celiac disease.
What happens if I don't get enough vit. A?
The most common sign of deficiency is an eye condition called Dry eye. Xerophthalmia is the inability to see in light light and can lead to blindness if not treated.
A long -term deficiency It can lead to a higher risk of respiratory diseases (such as pneumonia) and infections (such as measles and diarrhea).
Also, can cause anemia (a condition in which red blood cells do not provide sufficient oxygen to the body).
We recommend Vitamin A 5000 IU, Life Care®
The human body needs permanently vitamins and minerals to be able to function properly.
In the absence of these substances, the main functions of the body begin to weaken and thus imbalances in the body appear.
It is essential for sight, healthy skin and a stronger immune system.
She plays an important role for the reproductive system and in the health of mucous membranes, which helps protecting the body from bacteria and viruses.
Contributes to the production of red blood cells, essential in the process of bone growth and development.
It is recommended 1 capsule/ day, only to people from the age of 15.
Article written by
Adriana Petrescu, Junior Marketing
