Vitamin-a Sentence Examples

The study itself was not stopped, but the participants were told to stop taking the beta carotene and vitamin A or placebos.

They are an excellent source of vitamin A our bodies convert the orange pigment carotene into it.

More than 60 percent favored GM foods to help diabetics as well as wheat with vitamin A to combat blindness.

For vitamin A the NGO trains villagers to grow and eat papaya, pumpkins, carrots and other yellow vegetables.

The cream brings the benefits of vitamin A and jojoba oil, which is the closest oil to our own natural sebum.

Vitamin A is measured in retinol equivalents (RE) which allows the different forms of vitamin A to be compared.

Renowned for increasing cell turnover, Vitamin A helps to slough off dead skin cells to reveal glowing, youthful looking skin.

A modified form of vitamin A has been reported to work synergistically with chemotherapy in test tube research.

Objective evidence of ulcer healing from taking vitamin A has been reported by the same research group.

Mineral oil is useful for lubricating a clod, but it also leaches Vitamin A from your cat's system.

If you give your cat a good multi vitamin a couple of times a week he should be getting everything he needs.

When you consume acai pulp, berries or juice, you are consuming as much Vitamin C as if you ate a cup of blueberries and over 1,000 IU of Vitamin A for every 100 grams of acai.

Burdock root contains both vitamin A and the chemical selenium which has been shown to help reduce toxins in the body.

Eating only liver can result in vitamin A toxicity.

Also worth pointing out is that the percentage for vitamin A is 100 percent and not higher.

It has about 400% more vitamin A than other beef as well.

Similarly, retinoids derived from vitamin A are being tested for their ability to slow the progression of or to prevent head and neck cancers.

Beta-carotene, which is converted to vitamin A in the body, is also essential to healthy skin, hair, and nails.

Severe vitamin A deficiency can result in xerophthalmia, a disease that, if left untreated, results in total blindness.

Isotretinoin-A powerful vitamin A derivative used in the treatment of acne.

Anyone who has had unusual reactions to etretinate, isotretinoin, tretinoin, vitamin A preparations, or benzoyl peroxide in the past should let the physician know before using an antiacne drug.

Using any vitamin A preparations with isotretinoin increases side effects.

Do not take vitamin supplements containing vitamin A while taking isotretinoin.

Fat-soluble vitamin-A vitamin that dissolves easily in fat or oil, but not in water.

Bata-carotene, which your body converts to Vitamin A as needed, helps support healthy skin, hair, and nails.

At Nordstrom, one can find the Vitamin A Brigitte Bandeau Bikini Top.

Additionally, vitamin A also offers the Sapphire Shimmer look in mocha, but this time the swirl pattern on the top is also featured on the bottom portion of the swimsuit.

Quickly becoming a swimwear favorite on the west and east coasts, Vitamin A Swimwear is both fashionable and functional.

Check out the Vitamin A website where you can look at the various collections and mix and match the different pieces to create a look all your own.

Known as retinol, Vitamin A plays a very important role in many functions of the human body.

Davis, Vitamin A was the first of the fat soluble vitamins to be identified.

Vitamin A is essential to our survival, so how can there be such a thing as vitamin A toxicity?

This article will take a closer look at what vitamin A does and what happens when you get too much of it into your system.

It comes in two forms; preformed vitamin A, and provitamin A, a precursor that becomes vitamin A in the body once ingested.

This is where you find substances like beta-carotene, the primary source of vitamin A in carrots.

The severity of vitamin A toxicity depends on a lot of factors, such as body size and pre-existing conditions.

It is also worth noting that pregnant women should be especially careful not to overdo the vitamin A, since studies have shown that developing children are particularly vulnerable to the negative effects of vitamin A overdosing.

Finally, you may hear about a new breed of engineered vitamin A that is water-soluble.

In fact, a recent study showed children supplemented with water-soluble vitamin A were twice as likely to develop asthma and other allergies.

Each year it is estimated that between 250,000 and 500,000 children worldwide lose their sight due to a vitamin A deficiency.

In the United States a deficiency of vitamin A is not common within the general population.

A deficiency of vitamin A results in vision problems that range from dry eye, known as xerophtalmia, to complete blindness.

Generally, the first sign of a deficiency of vitamin A is a problem with vision.

In underdeveloped nations where vitamin A deficiency is prevalent among children, death and disease often result from severe infections caused from common childhood illnesses such as measles and diarrhea.

To view the Recommended Dietary Allowance, or RDA, of vitamin A go here.

Although a vitamin A deficiency is rare in the United States, the effects worldwide are a devastating problem.

Normally, vitamin A overdosing would be harmful since it's a fat-soluble vitamin, but in this case the only effect is looking funny.

Some vitamins, like B and C, are essentially harmless (except an upset stomach) no matter how much you chug, while others such as vitamin A and most minerals tend to accumulate in the body.

While fish oil is definitely a good source of omega-3 fatty acids, cod liver oil is much higher in vitamin A and vitamin D and therefore provides many additional health benefits.

Adequate vitamin A in the diet promotes healthy skin and hair, and also increases your immunity, helps vision, encourages bone and tooth development, and maintains healthy mucous membranes.

A powerful antioxidant, vitamin A also helps to prevent free-radical damage to your cells, which in turn helps to prevent diseases such as cancer.

Other fat-soluble vitamins, like vitamin A and E, can also impact absorption.

Some vitamins, such as vitamin A and K, have specialized functions.

Because vitamin A is fat soluble, it can build up to toxic levels as unused amounts are stored in body fat.

For this reason, it is best to try to get your daily allowance of this nutrient from foods rich in vitamin A rather than through supplementation.

For healthy adults, the recommended daily intake of vitamin A is between 600 and 1700 micrograms per day.

Are you getting an adequate amount of vitamin A in your diet?

This is in large part due to the presence of carotene, the primary form vitamin A takes in plant foods.

Because there is potential for vitamin A toxicity, it's always best to discuss supplementation with your personal health care provider.

In most cases, adequate intake of dietary sources of vitamin A will be sufficient.

If your diet is low in yellow and green vegetables, you may need to take vitamin A tablets to avoid the effects of a vitamin A deficiency.

Specifically, vitamin A helps your body form the chemicals necessary to perceive light and color in your retina.

Like many nutritional supplements, it is important not to overdose on vitamin A as the results can be serious or even life threatening, according to Drugs.com.

Excess vitamin A may even cause your body to breakdown too much bone tissue, leading to an increased risk of developing osteoporosis.

Because it is fat soluble, you should take vitamin A tablets with food, preferably containing some fat.

Your body can use vitamin A best if you are also getting adequate amounts of vitamin E and zinc in your diet.

In addition to the dosage requirements, there are several special considerations you need to consider before taking vitamin A tablets.

If you are taking any prescription medication, consult your doctor before adding a vitamin A supplement to your diet.

Birth control pills or blood thinners such as Warfarin may increase vitamin A levels, leading to potentially toxic amounts of the vitamin in your system.

Similarly, you may need extra vitamin A if you have a condition which affects your body's ability to absorb nutrients such as celiac disease or Crohn's disease.

If lifestyle or health considerations prevent you from getting enough, a vitamin A supplement can help you receive the amount your body needs for optimal growth and vision.

Boost your immune system, maintain strong eyesight and keep your skin looking smooth by eating a diet full of vitamin A foods.

Since the nutrient appears in many different foods, deficiencies of vitamin A sometimes arise solely from the fact that the nutrient is fat soluble.

Diets extremely low in fat, or the presence of medical conditions that interfere with the absorption of dietary fat, will result in vitamin A deficiencies.

Geneticists are studying the role of vitamin A in regulating genetic events.

Researchers continue to study the role of vitamin A in disease resistance and treatment.

You can get vitamin A in one of two forms, depending upon the nutrient source.

You can get vitamin A from food sources like carrots, eggs and dairy products, or take vitamin A supplements.

When you think about which are the most important vitamins for eyes, the vitamin A found in carrots may be the first thing that comes to mind.

The human retina needs vitamin A in order to function.

Poor adaptation to the dark, or night blindness, is an early result of a Vitamin A deficiency.

Antioxidant vitamins such as vitamin C, vitamin E and vitamin A are all popular ingredients for topical hair and skin products.

Carrot juice is a great source of vitamin A or carotene.

For example, vitamin A reduces sebum production (the oil that causes breakouts).

Rich in antioxidants like alpha lipoic acid, vitamin A and vitamin E, the product protects the skin from free radicals and works as an extra line of defense in an anti-aging regimen.

Some causes are mainly unilateral whereas others like vitamin A deficiency are often bilateral.

The other carotenoids do not contribute to vitamin A in any appreciable manner.

Consider excess dietary vitamin A intake as a possible cause for congenital cleft palate when it occurs and review the mothers nutritional history.

Generally, vitamin A is divided into two categories depending upon the food source.

The two sources of vitamin A found in nature are plants and animals.

It is absorbed into the body as a type of retinol which is the form of vitamin A that is the most active.

Many rich, dark colored vegetables and fruits are the source of vitamin A found in plants.

However, if you are patient, this combination of retinoic acid and vitamin A acid will clean out and then balance your pores and speed the turnover of dead cells.

Another popular topical is tazorotene, which is also a vitamin A derivative.

Nighttime Renewal Complex with Retinol delivers pure vitamin A to the skin through patented MICROSPONGE technology.