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About Nutrient Basics |
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Liquid Vitamins Are Destroyed by Stomach Acid? |
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Copyright 2005 Daniel Weigum A controversial subject has been the destruction of liquid vitamins in the presence of stomach acid. Nutraceutical supporters claim the simplified composition of a liquid vitamin leaves the vital nutrients susceptible to damage from strong stomach acid. Our digestive system is an amazing nutrient processing machine which is far more sophisticated than just a catch container filled with hydrochloric acid and enzymes. There are a plethora of events that take place during digestion. Some examples of isolated nutrient digestion and absorption can be helpful in determining whether vitamins and minerals are destroyed during digestion. A large... |
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Vitamin Supplement |
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Vitamin supplement - why is it important? Vitamin supplement or supplements are very important for us because if we do not intake enough vitamins necessary for our bodies, the vitamin supplement will substitute for the shortage of the amount of vitamins in our system. Many times a good diet will be enough, but when it is not, the vitamin supplement will make sure that you intake enough vitamins for you to be healthy. Vitamin supplement - vitamin A. Why is it important to use vitamin A vitamin supplement? Many health sources state that vitamin A plays an important role in vision, bone growth, reproduction, cell division and cell differentiation. Vitamin A can be found in many animal foods... |
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Vitamins and Your Body |
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Have you ever wondered why the word 'essential' usually precedes the term, 'vitamins'? The reason is simple. Vitamins as well as minerals ensure that our bodies function as they were designed. Interestingly, as important as vitamins are, the body lacks the ability to manufacture most on its own. Instead, it must rely on outside sources to meet its nutritional needs. Vitamins are organic compounds and as such they're found naturally in many of the foods we consume. They're also available in the form of vitamin supplements. Thirteen different vitamins are needed to perform such crucial functions as helping protect against infections and disease, helping the body's metabolism, helping the... |
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Nutritional Supplements: The Amazing Vitamin C
Author:
R. Edward Jones
Body
The real facts about Vitamin C may surprise you. First of all what is Vitamin C? Vitamin C is a water soluble vitamin. Unlike the oil soluble vitamins such as A and E, Vitamin C cannot be stored by your body. Since Vitamin C is not stored by your body, we need to get it from our diet or from supplements.
But Can't Our Bodies Just Make Vitamin C?
Great question! Most animals have the ability to make their own Vitamin C. And make it they do... lots of it. It is estimated that if we had the ability to make our own Vitamin C we would make between 3000 an 10,000 mg every day... and 3 to 4 times that amount if we were being stressed by infection.
Unfortunately, humans along with guinea pigs, fruit bats and gorillas are the only mammals that need to ingest our daily dose of Vitamin C. The only vitamin we humans have the ability to make is Vitamin D... and we need the sunshine to help us do that.
Some very exciting facts about Vitamin C have sprung up within the last few years. First off, Vitamin C along with Coenzyme Q10 (CoQ10), have been called the most essential of the "essential nutrients." That is, without an adequate supply of these two, you die. Maybe not today or tomorrow, but certainly years sooner than the folks with optimal levels of both in their bodies.
Arrrrr!!! Shiver Me Timbers!
Remember the stories about the sailors of old and the disease they contracted during long voyages called scurvy? Scurvy was nothing more than not having enough Vitamin C in their bodies. Without an adequate supply of Vitamin C, the blood vessels did not have enough collagen to repair themselves. Some of these sailors literally bled to death through cracks in their blood vessel walls.
Fortunately, in 1747 a Scottish doctor got a clue about Vitamin c and linked citrus fruits with a decreased incidence of Scurvy. Towards the end of that century, the Brits began sending along lime juice with their sailors on long voyages. Now you know why British sailors are called "limeys."
Facts About Vitamin C and its Antioxidant Properties
If you've read the section of my site on the facts about Vitamin E, you've no doubt read about what an antioxidant does. If not we can review quickly.
The cells of your body are under a lot of stress... oxidative stress. Oxidative stress occurs when highly unstable molecules called free radicals roam freely throughout your body.
Free radicals are a by-product of not only the normal metabolic processes of your cells but also your environment... things such as air pollution, sun exposure, industrial chemical exposure, ozone, nitrous oxide (from auto exhaust), cigarette smoke, alcohol consumption and so on.
Free radicals damage cell membranes and DNA and can result in changes to your cells that cause life threatening chronic diseases down the road. When your cells are being damaged by these free radicals, we say your cells are experiencing oxidative stress... and one of the facts about Vitamin C is that it is an antioxidant and can significantly neutralize the free radicals and the damage to your cells that cause oxidative stress.
Facts about Vitamin C and Heart Disease
One of the facts about Vitamin C that we feel is most significant is the role Vitamin C plays in the production of collagen.
Collagen is a protein. It is the connective tissue that holds our bodies together and keeps us from falling apart. Collagen is found in your skin, bones, ligaments, tendons, liver, cartilage, bone marrow and blood vessels.
Collagen is essential for the repair of our bodies. Without collagen our bodies don't heal. And without Vitamin C we don't make collagen.
What Does Collagen Production Have to Do With Heart Disease?
Remember the facts about Vitamin C above and the sailors with scurvy? They weren't getting any Vitamin C. So when their blood vessels cracked, no collagen was being produced to repair the cracks.
Why do your blood vessels crack in the first place? Well consider this. Your heart beats about 4000 times every hour. That's 96,000 times a day and 35,040,000 times every year (yes that's million)! The blood vessels of your heart are being squeezed and released that many times as well.
Imagine you were to run over a garden hose laying in your driveway that many times. Do you think it might soon develop some cracks?
Although your body has a difficult time repairing those cracks in the complete absence of Vitamin C (and hence scurvy), most folks in the developed world get just enough Vitamin C to keep scurvy at bay... but not much more.
Problem is, as this sub-optimal amount of Vitamin C in their body is repairing with collagen, it's not quite enough. Your liver then determines that the repairs are not being made quick enough and sets about to produce a special form of LDL called lipoprotein-a.
Lipoprotein-a is very sticky and acts as a putty to fill in the cracks that the lack of collagen left behind. Great right? Leak stopped.
Well the leak is stopped yes, but being as sticky as it is, lipoprotein-a catches and glues down all the other LDL (bad cholesterol) that floats by. This action results in plaque build-up inside the vessel walls and can eventually close off these blood vessels... and we all know what that means!
Facts about Vitamin C and Cholesterol
Can Vitamin C lower cholesterol? A relationship has been shown experimentally between high levels of Vitamin C and low levels of cholesterol. An article appearing in the National Library of Medicine shows that Vitamin C provides the same mechanism for inhibiting the production of cholesterol as do cholesterol lowering statin drugs.
The American Heart Association also reported that Vitamin C lowered LDL cholesterol in children who were predisposed to high cholesterol.
The facts about Vitamin C also show that Vitamin C lowers cholesterol without the dangerous side effects of these statin drugs. Statin drugs have been shown to inhibit the production of another essential nutrient called Coenzyme Q10 (CoQ10). Decreased levels of CoQ10 result in significant muscle myopathy (wasting away). And since the heart is a muscle, statin drugs have been linked to Congestive Heart Failure (CHF).
More Facts about Vitamin C
Vitamin C has been shown to lower blood pressure, reduce the risk of Alzheimer's when taken with Vitamin E and cut your chances of having a stroke.
Why is that? Remember the facts about Vitamin C above as an antioxidant? Well, most researchers agree that Vitamin C's powerful antioxidant properties are responsible. By neutralizing the cell damaging effects of those free radicals running around in your body, Vitamin C works to keep your cells healthy and free of damage. And if your cells are healthy, you are healthy!
Vitamin C is also known to protect the immune system. Vitamin C aids in the manufacture of white blood cells. White blood cells destroy viruses and bacteria.
Also remember the facts about Vitamin C as aiding in the manufacture of collagen? Well collagen being the connective tissue that holds our skin together, our skin is what keeps pathogens out in the first place.
Yeah, But I Drink My Glass of Orange Juice Everyday... Well Almost
What are the facts about Vitamin C concerning the amount you should take? Well who do you want to believe? The official U.S. Government RDA for Vitamin C is 60 to 90 mg. Some would argue that this level does nothing more than ward off scurvy. They would also argue that these levels do nothing to prevent chronic, long term, debilitating diseases.
An article in the American Journal for Clinical Nutrition reports on a study done on antioxidant vitamins and coronary heart disease risk. The study looked at 9 other studies which included participation by Harvard School of Public Health and Tel Aviv University, Tel Aviv, Israel.
Conclusions: "The results suggest a reduced incidence of major CHD (coronary heart disease) events at high supplemental vitamin C intakes."
How high was the daily Vitamin C intake of the 293,172 patients during this ten year study? Above 700 mg!
Ok, But Is Vitamin C Safe?
In an article titled "Vitamins E and C Are Safe Across a Broad Range of Intakes" published in THE AMERICAN JOURNAL of CLINICAL NUTRITION, a large study concluded that Vitamin C supplements of up to 2000 mg per day were safe for most adults. Exceeding that limit could result in gastrointestinal upset or mild diarrhea.
You can learn much more than just the facts on Vitamin C at our content rich site called Health Supplements Advisor.
[If you like this article and would like to use it on your own website or ezine you may do so ONLY if the article is not changed in any way and all links remain intact and the final paragraph: "About the author", with all links intact, is included.]
About the Author R. Edward Jones, along with his lovely wife Deborah, take their health seriously. Countless hours have been devoted by the both of them on the research of nutritional supplements. You can benefit from the fruits of their labor and learn how to improve your health by visiting the Health Supplements Advisor.
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A Quick Note
From The Publisher...
If you like the article above, you may be
interested in the following article which is also related to Nutrient Basics...
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Using Vitamins to Prevent Alzheimer's |
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Understanding what happens when an individual develops Alzheimer's is still something that is being investigated. What scientists do know about Alzheimer's is that it is a slow-developing disease of the brain that is characterized by dying brain cells. While the direct cause is unknown, it is theorized that the death of the cells is attributed to a lack of chemicals necessary to keep brain cells healthy. After the age of 20, human brain cells (neurons) start to die at a rate of about 9000 per day. This results in a natural decline of mental acuity. There are reports that some vitamins can help to restore brain cells, but these reports are highly controversial. Once brain cells die, there really is no way to restore them. What scientists focus on is how to prevent Alzheimer's. In the last few years, scientists have been testing the effects of vitamins on the brain. Those that seem to provide the most benefit are vitamins C and E. In the world of vitamin supplementation, vitamin C and E are building blocks of good health. These vitamins are antioxidants that has proven beneficial in numerous health conditions, including heart disease, high blood pressure, high cholesterol, and stress. The body normally produces enough vitamin C and E in the body to protect the brain from damage from free radicals. However, the amount of vitamin C may be depleted by factors, such as diet and genetics. Scientists believe that taking 500 milligrams of vitamin C and 500 milligrams of vitamin E daily protects brain cells from premature destruction, a key to Alzheimer's prevention. These recommended amounts of vitamin C and E supplementation to prevent Alzheimer's is way beyond what is recommended for general health. Before you consider taking these vitamins, you should discuss your plans... |
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