COVID-19 positive patients are increasing, and more and more people are starting to buy vitamin C. They even think that vitamin C can prevent COVID-19 . The more you eat, the better.
But vitamin C is just an antioxidant. It can help the body resist free radicals , damage and protect cells, and avoid oxidative damage. It can also improve the immune system function and promote wound healing. There are benefits, but it has a certain effect on preventing and treating colds, but it cannot be taken in excess.
So can taking vitamin C really prevent COVID-19? What effects does it have on the human body? Today I will take you to learn more about it.
Can vitamin C supplementation prevent COVID-19? Is it more effective to eat more? Rumors refuted: The effect is more like a "placebo"
For coronavirus , everyone is a susceptible group. Regardless of men, women, old and young, as long as they are exposed to a certain amount of virus , they are at risk of infection.
The role of immunity is that after infection, the symptoms may be milder or the recovery speed may be faster. However, smoking, drinking, staying up late and sitting for long periods of time, these bad living habits will reduce your immunity. It is best to avoid it in special periods. When treating new coronavirus pneumonia patients, vitamin C can be given to the patient.
This is because the patients have been infected and are in a stress response, both mentally and physically. They usually have poor diet and cannot supplement enough vitamin C through their daily diet. Therefore, allowing them to take vitamin C will help their recovery.
For those who are nutritionally deficient, such as those who eat takeout or fast food for a long time, it is easy to lack vitamin C, so you can supplement it in an appropriate amount every day. Generally speaking, the human body will not lack vitamin C, so there is no need to deliberately supplement it. As for vitamin C to prevent the new crown, it is nonsense, and the effect is more like a "placebo"!
What are the dangers of abusing vitamin ?
Many people think that if they eat too much water-soluble vitamins, they can be metabolized in the urine and will not be toxic when they are taken out. In fact, this is a wrong idea. Water-soluble vitamins can indeed be excreted out of the body in the urine, reducing the toxicity caused by excessive supplementation.
However, a large amount of vitamins entering the body will still cause damage to the body. Overdosing may cause gastric bleeding, kidney stones, , etc., and may even lead to a certain degree of drug dependence, with symptoms such as unsteady gait and numbness in the hands and feet.
Fat-soluble vitamins are stored in fat and can only be slowly excreted from the body through bile, so they are more likely to cause accumulation poisoning. In addition, excessive accumulation of vitamin D in the body will cause punctate calcification of multiple organs and polyuria.
html Excessive supplementation of 14 vitamins may do more harm than good
Vitamin E - Harmful to the body
People who don't like to eat fruits and vegetables, but want to beautify their skin, are more willing to take vitamin E supplements. This is a relatively strong antioxidant, but taking it in large amounts for a long time can easily induce discomfort, such as adverse reactions, nausea, vomiting, dizziness, and in severe cases, angular stomatitis , cheilitis, etc.
Vitamin A - increases the burden on the liver
For the human body, vitamin A is actually a nutrient that helps nourish and protect the liver. It can be used as a raw material to help repair liver cells. However, long-term supplementation or excessive supplementation may cause liver damage, and in severe cases, the patient may have liver disease.
Vitamin D - increased blood calcium
Some osteoporosis patients and middle-aged and elderly people take vitamin D in order to protect their bones, hoping to improve joint diseases, but it is not that the more supplements, the better. On the contrary, excessive supplementation may cause an increase in blood calcium. Increased urea nitrogen can easily cause damage to the liver and kidneys, and may even cause symptoms of vitamin D poisoning, threatening health.
Multivitamin tablets - exceeding the metabolic load of the human body
The vitamin tablets on the market are complex and contain a variety of nutrients. Taking one tablet can supplement a variety of nutrients. However, if you are eager to supplement once, eat too much or supplement for a long time, it is likely that the intake of a certain nutrient will exceed the standard, causing metabolic burden on the liver and kidneys.
Generally speaking, vitamins can be supplemented, but it is not recommended to supplement in large amounts for a long time. If the body does not lack vitamins, just eat a balanced diet.
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